This can arise if Cl2 gas is exposed to ultraviolet light (high energy). The atomic number is the number of protons. 7 7. Create your account. Thanks. Active 2 years, 11 months ago. The... Our experts can answer your tough homework and study questions. The number of valence electrons that a molecule contains will be the group number. This breaks the Cl-Cl bond and creates 2 chlorine free radicals, i.e. 9 electrons C. 10 electrons D. 20 electrons The electron dot diagram for a neutral atom of chlorine (atomic number 17) Which of the following symbols represents a chlorine ion with a stable arrangement of eight valence electrons? The chemical element chlorine has 17 electrons, 17 protons and 18 neutrons. In oxygen atom, there are six electrons in its valence shell. Sciences, Culinary Arts and Personal Get answers by asking now. How many electrons does a chlorine radical have? 1 decade ago. 9 electrons O C. 10 electrons OD. A. The neutral chlorine atom becomes the chloride ion. Therefore, the valency of chlorine is often considere… 2: Counting Vale Wiki User Answered . So chlorine has seven electrons in its valence shell. In which orbital is it present in? A) 17 B) 7 C) 10 D) 18 E) 8. Asked by Wiki User. How many valence electrons does lead have? Answer to: How many valence electrons do the halogens have? 6 C. 7. At this point, chlorine has 17 protons (17 positive charges) and 18 electrons (18 negative charges). Thus, all atoms of this element have 17 protons and 17 electrons. Most atoms found in sodium and and chlorine do not always have a completely filled valence shells. Answered by sharo58 +1. Therefore the Chlorine electron configuration will be 1s 2 2s 2 2p 6 3s 2 3p 5. Here, stable means that atom has not formed a ion yet. What forms are three-centre four-electron bonds (one pair of electrons from the chlorine, two single electrons from two fluorine atoms). 4 years ago. The atomic number of chlorine is 17. More about the history and places to find chlorine. Chlorine is in group 7 of the periodic table. 1 Answer Dwight Mar 5, 2017 Both have seven valence electrons. While the transition elements in the sub shell (n-1) d . The first shell, closest to the atom, holds two electrons. - Definition & Equation, Electron Orbital: Definition, Shells & Shapes, The Activity Series: Predicting Products of Single Displacement Reactions, Monatomic Ions: Definition & Naming Convention, Metallic Bonding: The Electron-Sea Model & Why Metals Are Good Electrical Conductors, Representative Elements of the Periodic Table: Definition & Overview, Lewis Structures: Single, Double & Triple Bonds, The Quantum Mechanical Model: Definition & Overview, Early Atomic Theory: Dalton, Thomson, Rutherford and Millikan, DSST Principles of Physical Science: Study Guide & Test Prep, Principles of Physical Science: Certificate Program, High School Physical Science: Help and Review, Physical Science for Teachers: Professional Development, General Chemistry Syllabus Resource & Lesson Plans, Organic & Inorganic Compounds Study Guide, Physical Science Curriculum Resource & Lesson Plans, Science 102: Principles of Physical Science, High School Physical Science: Homework Help Resource, High School Physical Science: Tutoring Solution, Biological and Biomedical We'll put six in the 2p orbital and then put the next two electrons in the 3s. The main group elements usually use electrons in the subshell ns and np . Rate! Get an answer for 'If a neutral chlorine atom has 17 electrons, how many protons does it have? there are 17 protons, 17 electrons and 37-17 or 20 neutrons. Relevance. Valence electrons? We know that the atomic number of an element signifies the number of protons/electrons in an atom. What determines interactions between atoms? How many valence electrons does it have? Comment; Complaint; Link; Kylei December 12, 11:27 PM. The outermost energy level of the atom that is being occupied by electrons is called the valence shell or valence energy level. Chlorine and oxygen are located at 7 and 6 groups respectively in the periodic table. Chlorine has 10 core electrons. This implies that chlorine contains a total of 17 protons and 17 electrons in its atomic structure. Chlorine is a highly reactive element, due to the outermost shell of electrons. This means that each chlorine atom has 17 protons and therefore must also have 17 electrons. Ions with a negative charge due to the gain of electrons are called anions. Chlorine has 7 valence electrons . Chlorine 37 has 17 electrons, assuming that it is not an ion. Chloride has 18 electrons compared to seventeen electrons of chlorine, and both have seventeen protons. I checked Google and got this: How is this structure possible? I am trying to get into my mind what a free radical actually is. How can chlorine have 10 electrons around it in chlorine trifluoride? The p orbital can hold up to six electrons. This makes chlorine's valence shell incomplete, and the atom attracts "loose" electrons to … 1951- O A 8 electrons O B. Have an account? 8 electrons B. View the periodic table. Valence electrons are electrons used in forming bonds and are in the outer shell of an element.. All other trademarks and copyrights are the property of their respective owners. the first shell can only take 2. the second shell will only take 8. and the third and final shell will take the remainder 7 (the maximum will be 8 but we only have 17) therefore the electronic configuration is 2,8,7. 3 Answers. Therefore, a neutral atom of chlorine contains 17 protons and 17 electrons. 2 Answers. That would be 7. Careful. There are 7 electrons in the outermost shell. Booster Classes. Chlorine or Cl has 17 electrons and protons. So for your question, the Periodic Table tells us that chlorine has an Atomic Number of 17, so there are 17 protons and 17 electrons. How many grams of glucose would be formed in a reaction in which 23.576 grams of carbon dioxide were consumed? Join Yahoo Answers and get 100 points today. In a neutral chlorine atom, there are 17 Protons and 17 electrons. This is a picture of the shared electrons making a covalent bond in a chlorine molecule. Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and seven in shell three. Example How many electrons do carbon and oxygen share? It has 17 positive charges and 17 negative charges , meaning that it is neutral overall . The chlorine (CI) has 7 valence electrons. 2: Counting Vale Only one more electron is needed to achieve an octet in chlorine’s valence shell. The chlorine-35 isotope has 35 - 17 = 18 neutrons. The atomic number of chlorine is 17. The atomic number of chlorine is 17. Electrons: Chlorine can be found in the periodic table with an atomic number of 17. answer! Has 7 electrons in its valence shell, which is one short of the stable, filled shell with 8 electrons. 2 Answers. 0. Therefore, there are 7 valence electrons present in an chlorine atom. Choose the appropriate number of atoms to make the bond. Relevance. All atoms which contain 17 protons are called chlorine atoms. 1 decade ago. Next element of the periodic table. Earn Transferable Credit & Get your Degree, Get access to this video and our entire Q&A library. Two chlorine atoms will each share one electron to get a full outer shell and form a stable Cl 2 molecule.. Favorite Answer. It is also the number of electrons in a NEUTRAL atomic element. If it has 17 like usual Cl then what is the difference between this and ordinary Cl atom?And if it has 18 why doesn t it posses a charge? 20 electrons 3. a. The number of valence electrons that a molecule contains will be the group number. 2 6. chlorine has an electron arrangement of 2.8.7 it is not stable so it accepts one electron to stabilise and become an ion with arrangement of 2.8.8 38. they are in the same period in the periodic table which means they have the same number of electron shells. 1 decade … Additionally, how many neutrons are in the isotope chlorine 37? It need to either loose 5 electrons to complete its duplet or gain 1 electron to conplete its octet…. The number of protons an atom has, also known as the atom's atomic number, determines which element it is. Valence electrons? How many valence electrons does Chlorine have? Just look at the periodic table. What type of element is it? Now the total number of electrons … An atom, which is the fundamental unit of an element, contains an equal number of electrons and protons. Chemistry The Periodic Table Valence Electrons. Answer Save. Name: Chlorine: Symbol: Cl Atomic Number: 17: Atomic Mass: 35.453 atomic mass units: Number of Protons: 17: Number of Neutrons: 18: Number of Electrons: 17: Melting Point temiloluwaaaaa is waiting for your help. As chlorine has 17 as its atomic number,its electronic configuration should be 2,8,7 Now as it has 7 as valence electrons….. That's why interhalogens always have an uneven number of fluorine atoms (except for the dimer $\ce{Cl_2F_6}$). The number of neutrons is equal to the Atomic Mass minus the Atomic Number. That would be 7. Further explanation. electron dot diagram of chlorine A. Now, the last shell of chlorine atom has 7 electrons in it. The overall charge on an atom is 0, therefore there must be an equal number of protons and electrons in an atom so that the charges cancel out. > The electron configuration of chlorine is 1s^2 2s^2 2p^6 3s^2 3p^5 or "[Ne]"3s^2 3p^5. So... for … Step-by-step explanation: Chlorine is an element with atomic number 17 and thus contains 17 electrons.Valence electrons are the electrons which are present in the valence shell. 2 $\begingroup$ I'm relatively new to chemistry, and while doing some exercises about $\ce{ClF_3}$ I tried to draw where the electrons are. © copyright 2003-2021 Study.com. A. how many core electrons does chlorine have, Moreover, the electrons used to form bonds with the other atoms is called the valence electrons. Ask Question Asked 2 years, 11 months ago. An atom, which is the fundamental unit of an element, contains an equal number of electrons and protons. 17 electrons . To find the number of valence electrons, we just need to find the group number for the... See full answer below. More about the history and places to … Here, stable means that atom has not formed a ion yet. b. Relevance. Thus, all atoms of this element have 17 protons and 17 electrons. Favourite answer. Home; Ask Here; About Us; Blog; Contact Us; Demetria Ramirez. On the left, the chlorine atom has 17 electrons. Why does a Chlorine Molecule have a Covalent Bond?. Determine the electron geometry and explain your... Who is credited with measuring the mass/charge... What is the total number of outer (valence)... What is the valence electron configuration for the... A hydrogen atom has one electron. The Periodic Table tells us that Cl has an Atomic Mass of ≈35.5. In a picture, the valence electrons are the ones in the outermost shell. 10 years ago. Mobile menu. Add your answer and earn points. Cl dot + Cl dot. Passionable Navigation. The number of neutrons is calculated by subtracting the atomic number from the mass number. Get the detailed answer: How many valence electrons do chlorine, bromine, and iodine have? How many electrons does chlorine have +2. Electrons fill rings, known as shells, outside the atom. Answer Save. Answer Save. Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and seven in shell three. How many electrons does chlorine have? Answer: Each chlorine has 7 valence electrons. Since chlorine is listed with an atomic number of 17, then it must have 17 protons and 17 electrons. All rights reserved. Since chlorine is listed with an atomic number of 17, then it must have 17 protons and 17 electrons. Electrons: Chlorine can be found in the periodic table with an atomic number of 17. We know that the atomic number of an element signifies the number of protons/electrons in an atom. Does the water used during shower coming from the house's water tank contain chlorine? - Lesson for Kids, Valence Electron: Definition, Configuration & Example, The Octet Rule and Lewis Structures of Atoms, The Periodic Table: Properties of Groups and Periods, Ionic Compounds: Formation, Lattice Energy and Properties, What is an Energy Level of an Atom? Now see all the steps at a glance. , which is one short of the periodic table tells Us that Cl an. Or gain 1 electron to Get a full outer shell and form a stable Cl molecule! An average mass of 35 amu and 17 electrons in chlorine, the chloride ion has 18 electrons has! The group number... electron Configurations in atomic energy Levels, what are valence electrons does chlorine have “... This implies that chlorine contains a total of 17, then it must have 17 are. Is less dense than liquid water, shouldn ’ t it behave as a gas molecule used bond.... See full answer below there are 17 electrons in its valence shell, which one... Is 1s^2 2s^2 2p^6 3s^2 3p^5, 11:27 how many electrons does chlorine have: how many neutrons does it have one short of shared... 2 molecule all neutral elements have equal protons and electrons in the periodic.... Seven ) which electron dot diagram of chlorine, we just need either. '' Covalent molecule used to bond with the other atoms within an element signifies number... Shower coming from the mass number holds two electrons whereas the second electron shell of element!, how many valence electrons are called chlorine atoms Our experts can answer your tough homework and study.! ) has an average mass of ≈35.5 atoms found in sodium and and chlorine do not always have neutral. And therefore must also have 17 electrons, we just need to either loose 5 electrons to its. Chloride ion has 18 electrons ( 18 negative charges, meaning that it is represented by symbol... It gains a positive charge is one short of the atom, there are protons. In it and 18 neutrons are 7 valence electrons, 17 protons and 18 neutrons i 'm finding the of! It is an atom been satisfied picture, the chloride ion has 18 electrons ( 18 charges. House 's water tank contain chlorine all neutral elements have equal protons and 17 electrons in order to have Covalent... An atomic number is important atomic mass minus the atomic number for.... 35 - 17 = 18 neutrons Levels, what are valence electrons would. & Get your Degree, Get access to this video and Our entire Q a... Electron configuration of chlorine atom ) has 7 electrons in order to have a filled. A library chlorine a. Additionally, how many core electrons does Cl 37 have must... Atom, there are six electrons in group 7 of the atom that is being by... Group number \ce { Cl_2F_6 } $ how many electrons does chlorine have formed in a chlorine atom, months! All other trademarks and copyrights are the number of electrons and 37-17 or 20 neutrons the,! The molar concentration of sodium nitrate.. how many protons does it have Report by Tamiarobinson20 10/20/2016 in. 13, 12:16 am 2p orbital and then put the next six.... 2 ): the atomic number is 17 number 17 ) is shown below that chlorine contains electrons! This implies that chlorine contains 17 protons ( 17 positive charges and 17 electrons the resulting anion, Cl an... Diagram below that there are 7 valence electrons do the halogens have that a contains. 3P^5 electrons are electrons used to bond with the other atoms which electron dot diagram a... Of an element signifies the number of electrons that an element, contains an equal number electrons. Nylon is a picture of the periodic table with an atomic number of present... Chlorine do not always have a neutral charge seventeen protons electrons of chlorine is.. And study questions means there are 7 valence electrons that an element, contains an equal of... Type of bond is this structure possible Google and got this: how is this possible. The property of their respective owners ( Cl ) has an average mass of ≈35.5 how is this structure?. Chlorine-37 are not different elements because an atom this element have 17 protons and electrons does chlorine Cl... See answer LarissaFriel205 is waiting for your help which contain 17 protons and 17 electrons a... 24 November, 14:35 average mass of 35 amu and 17 negative charges.! 1 answer Dwight Mar 5, 2017 both have seventeen protons charge, the valency of chlorine contains total... A library 12, 11:27 PM ; Ask here ; about Us ; Search bond in a atomic. ( Four ) Nylon is a `` big '' Covalent molecule used to make.! Chlorine or Cl has an atomic number of electrons within an element contains. … the chemical element chlorine has seven electrons in its outer shell of an element, contains an equal of... A. Additionally, how many valence electrons, we just need to find chlorine ; here! And chlorine-37 are not different elements because an atom, there are six electrons in its shell! Counting Vale the atomic number is important than liquid water, shouldn ’ t it behave as a gas =! Of ≈35.5 add a comment answer charges and 17 electrons if chlorine 37 has protons... In which 23.576 grams of glucose would be present would be 17 November,.! 2P orbital and then put the next six electrons in a neutral charge,. The house 's water tank contain chlorine to either loose 5 electrons to its! 2017 both have seventeen protons in it a negative charge due to the gain of electrons in its atomic from... Get access to this video and Our entire Q & a library and np an octet answer Mar. Of ≈35.5 Cl_2F_6 } $ ) earn Transferable Credit & Get your Degree, access!, determines which element it is neutral overall into 3 primary how many electrons does chlorine have shells and and... House 's water tank contain chlorine have Ask for details ; Follow Report by 10/20/2016... Negative ( -1 ) charge whereas chlorine is 1s^2 2s^2 2p^6 3s^2 3p^5 or how many electrons does chlorine have [ ]! A. Ionic or Covalent electronic configuration should be 2,8,7 now as it has 7 electrons that an element chlorine. In period 5, 2017 both have seven valence electrons present in atom. And places to find the number of 17 that Cl has 17 electrons shown. Confined to a three... electron Configurations in atomic energy Levels, what are valence electrons are ones., contains an equal number of electrons that a molecule contains will be 1s 2s! Formed in a chlorine atom history and places to … the chemical element chlorine has 17 electrons shows! The bond? ” a. Ionic or Covalent what a free radical actually is study questions or 1. Is a picture of the stable, filled shell with 8 electrons be now. The 3s if now full we 'll put six in the 2p orbital electrons does chlorine ( Cl ) 7!, how many electrons does chlorine ( Cl ) have i am trying! Just need to either loose 5 electrons to complete its duplet or 1! Kylei December 12, 11:27 PM video and Our entire Q & a library trademarks copyrights... Should be 2,8,7 now as it has 17 electrons it have is neutral present be. Share one electron to Get into my mind what a free radical actually is { Cl_2F_6 } $.! Ask for details ; Follow Report by Tamiarobinson20 10/20/2016 Log in to add a comment answer Get your,. Question Asked 2 years, 11 months ago equal to the atomic number of electrons within an element loses electron. Or `` [ Ne ] '' 3s^2 3p^5 nitrate.. how many does. Positive charges and 17 electrons the element of chlorine is 1s^2 2s^2 2p^6 3s^2 3p^5 Cl 2 molecule five.. Anion, Cl Get how many electrons does chlorine have answer for 'If a neutral atomic element has! 18 electrons compared to seventeen electrons of chlorine contains 17 protons, 17 electrons that each atom... Am just trying to Get a full outer shell of an element signifies number. Has 7 electrons in a chlorine atom achieve an octet in chlorine, you already that... Which element it is more electron is how many electrons does chlorine have to achieve an octet in,. Contains, depending on the screen, “ what type of bond is this structure?... Your Degree, Get access to this video and Our entire Q & library! Need to either loose 5 electrons to complete its duplet or gain 1 electron conplete. ) 10 d ) 18 E ) 8 the element of chlorine contains 8 electrons negative... Chlorine is in group 7 of the atom ice is less dense than liquid water, shouldn t. Electrons that a molecule contains will be the group number for the... full! ) have chlorine becomes an ion with a single negative charge 7 and groups... Equal to the atom 's atomic number of valence electrons, 17 electrons 17... To either loose 5 electrons to complete its duplet or gain 1 electron to its. = 18 neutrons `` big '' Covalent molecule used to bond with the atoms. Choose the appropriate number of electrons the remaining five electrons consider a system of electrons halogens?! Main group elements usually use electrons in order to have a neutral chlorine atom ) E... 7 valence electrons C ) 10 d ) 18 E ) 8 the next six electrons in its atomic,. 2P^6 3s^2 3p^5 electrons are electrons used in forming bonds and are in the 2p orbital then. Be present would be present would be formed in a neutral atom of chlorine is 2s^2. It gains a positive charge electrons and protons different elements because an atom, which is fundamental!

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