That means there are 17 electrons in a chlorine atom. How many grams of glucose would be formed in a reaction in which 23.576 grams of carbon dioxide were consumed? The number of valence electrons that a molecule contains will be the group number. Thanks. Therefore, there are 7 valence electrons present in an chlorine atom. Mobile menu. All rights reserved. Explanation: This may seem a bit confusing when one looks at the periodic table, since chlorine is the seventh element in its row, but iodine is the seventeenth. This can arise if Cl2 gas is exposed to ultraviolet light (high energy). Example > The electron configuration of chlorine is 1s^2 2s^2 2p^6 3s^2 3p^5 or "[Ne]"3s^2 3p^5. The neutral chlorine atom becomes the chloride ion. so 17. So the answer is 17. 7 (Seven) Which electron dot diagram shows the bonding between 2 chlorine atoms? temiloluwaaaaa is waiting for your help. 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. Favourite answer. Electrons fill rings, known as shells, outside the atom. Therefore, the valency of chlorine is often considere… 8 electrons B. Whenever an element loses an electron, it gains a positive charge. 4 5 6. Relevance. 0 0 1 0 0 0 0. The number of neutrons is calculated by subtracting the atomic number from the mass number. Assuming that the chlorine atom has a zero charge, the number of electrons that would be present would be 17. Have an account? The names for positive and negative ions are pronounced CAT-eye-ons and ANN-eye-ons, respectively. Since the 3s if now full we'll move to the 3p where we'll place the remaining five electrons. Answer the question on the screen, “What type of bond is this combination likely to form?” a. Ionic or Covalent? C)10 the total number of electrons is the same as the atomic number, for Cl 17 its in notice that Sn is in the part of the table (columns 13-18) where the p-orbitals are filling (since it's in the 5th column, it has 5 valence electrons … The p orbital can hold up to six electrons. More about the history and places to find chlorine. 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. Become a Study.com member to unlock this Answer: Each chlorine has 7 valence electrons. How many electrons does cl.dot (Radical) have? Answer Save. Active 2 years, 11 months ago. Identify the element in period 5, group 17. Electrons: Chlorine can be found in the periodic table with an atomic number of 17. Add your answer and earn points. Chlorine has 10 core electrons. how many core electrons does chlorine have, Moreover, the electrons used to form bonds with the other atoms is called the valence electrons. Why does a Chlorine Molecule have a Covalent Bond?. Sciences, Culinary Arts and Personal 3.7 million tough questions answered. answer! Answers (1) Kaylina 24 November, 14:35. Finally, the outermost electron shell of the chlorine atom (often referred to as the valence shell) contains a total of 7 electrons. Most atoms found in sodium and and chlorine do not always have a completely filled valence shells. The... Our experts can answer your tough homework and study questions. That would be 7. How many valence electrons does lead have? How do you find the amount of neutrons? To find the number of electrons within an element like chlorine, the atomic number is important. At this point, chlorine has 17 protons (17 positive charges) and 18 electrons (18 negative charges). Favourite answer. The atomic number is the number of protons. How many valence electrons does a chlorine atom have a 8 b 1 c 7 d 4 e 3 45 How from COST ACCOU 1 at Ateneo de Davao University Switch to. nonmetal b. The Periodic Table tells us that Cl has an Atomic Mass of ≈35.5. What forms are three-centre four-electron bonds (one pair of electrons from the chlorine, two single electrons from two fluorine atoms). The atomic number of chlorine is 17. What determines interactions between atoms? 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. Get the detailed answer: How many valence electrons do chlorine, bromine, and iodine have? All atoms which contain 17 protons are called chlorine atoms. Valence electrons? 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: … More about the history and places to … View the periodic table. 20 neutrons . We know that the atomic number of an element signifies the number of protons/electrons in an atom. Every chlorine atom has 17 protons and 17 electrons. Thus, all atoms of this element have 17 protons and 17 electrons. 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? 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. 1 decade … Now, the last shell of chlorine atom has 7 electrons in it. The number of neutrons is calculated by subtracting the atomic number from the mass number. Wiki User Answered . How many electrons does an ion of fluorine have if it is represented by the symbol shown below? The number of neutrons is equal to the Atomic Mass minus the Atomic Number. Passionable Navigation. A chlorine atom has 7 electrons in its outer shell. Atomic Structure. Favorite Answer. All other trademarks and copyrights are the property of their respective owners. How many electrons does a chlorine radical have? I mean everywhere says it is an atom or molecule with an unpaired electron. Therefore, chloride has a negative (-1) charge whereas chlorine is neutral. - 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? So chlorine becomes an ion with a single negative charge. Ask Question Asked 2 years, 11 months ago. I am just trying to picture that in terms of electron shells and orbitals and configurations. 2 Answers. All neutral elements have the same number of proton and electrons given by the periodic table, the atomic number is 17 (the 17th element on the periodic table), which is the number of protons and electrons unless otherwise stated. Now the total number of electrons that an element contains, depending on the isotope is it's atomic number. Only one more electron is needed to achieve an octet in chlorine’s valence shell. A nuetral atom of chlorine (Cl) has an average mass of 35 amu and 17 electrons. How many valence electrons does Chlorine have? Lv 7. 19F1-A. Add a Comment. A neutral atom of chlorine will have seven valence electrons. How many electrons do carbon and oxygen share? electron dot diagram of chlorine A. How can chlorine have 10 electrons around it in chlorine trifluoride? elemental Cl has one unpaired electron. How many core electrons does Chlorine have? chlorine has 17 electrons. Therefore, there are 7 valence electrons present in an chlorine atom. Choose Chlorine (Cl). Chlorine has 17 electrons; therefore, the first ring is filled with two electrons, the second ring is filled with eight electrons, but there are only seven electrons for the third ring. Total valence electrons given by chlorine atoms = 7*1 = 7; There are three oxygen atoms in ClO 3-, Therefore The atomic number of chlorine is 17. The next six electrons will go in the 2p orbital. How many electrons does chlorine have? that means it is not ionic in form. How many electrons does chlorine have +2. So... for … A) 2 B) 17 C) 34 D) 18' and find homework help for other Science questions at eNotes The atomic number of chlorine is 17. Just look at the periodic table. how many valence electrons does y have, Valence electron definition is - a single electron or one of two or more electrons in the outer shell of an atom that is responsible for … 4 years ago. Once again, the octet rule has been satisfied. Only one more electron is needed to achieve an octet in chlorine’s valence shell. 1 decade ago. 1951- O A 8 electrons O B. So... for the element of CHLORINE, you already know that the atomic number tells you the number of electrons. 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. Thus, for Chlorine-37 . Answers (2) Tam December 13, 12:16 AM. There are 7 electrons in the outermost shell. Home; Ask Here; About Us; Blog; Contact Us; Demetria Ramirez. Now see all the steps at a glance. Viewed 1k times 2. Get answers by asking now. 6 C. 7. 19F1-A. - 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 A) 17 B) 7 C) 10 D) 18 E) 8. The number of protons an atom has, also known as the atom's atomic number, determines which element it is. Metals are those elements that lose electrons. Now Chlorine's ATOMIC NUMBER is taken from the periodic table-- which is 17. The resulting anion, Cl Now the total number of electrons … How many protons neutrons and electrons does an isotope have? Relevance. Home; Ask Here; About Us; Blog; Contact Us; Search. I am trying to get into my mind what a free radical actually is. 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. When a chlorine atom gains an electron, its outermost principal energy level achieves an octet. View the periodic table. Consider a system of electrons confined to a three... Electron Configurations in Atomic Energy Levels, What Are Valence Electrons? a. Answered by sharo58 +1. 1. A. Valence electrons? 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. What is the  molar concentration of sodium nitrate .. All neutral elements have equal protons and electrons in order to have a neutral charge. A. Asked by Wiki User. This breaks the Cl-Cl bond and creates 2 chlorine free radicals, i.e. 4 B. Relevance. Chlorine or Cl has 17 electrons and protons. The number of valence electrons that a molecule contains will be the group number. Therefore, a neutral atom of chlorine contains 17 protons and 17 electrons. The outermost energy level of the atom that is being occupied by electrons is called the valence shell or valence energy level. Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and seven in shell three. 4 B. That's why interhalogens always have an uneven number of fluorine atoms (except for the dimer $\ce{Cl_2F_6}$). That would be 7. how many core electrons does chlorine have, Answer (1 of 1): Magnesium is a group 2 metal. This makes chlorine's valence shell incomplete, and the atom attracts "loose" electrons to … In a picture, the valence electrons are the ones in the outermost shell. 0. We know that the atomic number of an element signifies the number of protons/electrons in an atom. Has 7 electrons in its valence shell, which is one short of the stable, filled shell with 8 electrons. In this case, the ion has the same outermost shell as the original atom, but now that shell has eight electrons in it. These electrons are arranged into 3 primary electron shells. Just look at the periodic table. 0. Here, stable means that atom has not formed a ion yet. Home. Booster Classes. Electrons: Chlorine can be found in the periodic table with an atomic number of 17. 2 0. peter. Create your account. How many valence electrons does barium have? Just so, how many electrons does CL 37 have? Chlorine-35 and chlorine-37 are not different elements because an atom of chlorine-35 and an atom of chlorine-37 each contain the same number of protons. kvargli6h and 1 more users found this answer helpful Has 7 electrons in its valence shell, which is one short of the stable, filled shell with 8 electrons 5.0 1 vote 1 vote Rate! Chris S. Lv 6. 2 6. Homework Help. So in chlorine, we can see that the atomic number is 17. 0. To find the number of valence electrons, we just need to find the group number for the... See full answer below. 3P^5 or `` [ Ne ] '' 3s^2 3p^5 17 positive charges and 17 electrons within element! Energy level of the periodic table with an atomic number from the mass number the how many electrons does chlorine have isotope has -. Be found in the 3s if now full we 'll put six in the sub shell ( n-1 d., which is the molar concentration of sodium nitrate.. how many grams of carbon dioxide were?! Of an element contain chlorine See answer LarissaFriel205 is waiting for your help whenever an element signifies number. `` [ Ne ] '' 3s^2 3p^5 it must have 17 protons and 17 electrons does ion. Was existing as an ion of fluorine have if it is also the number of valence does. Google and got this: how many electrons does an ion with a negative charge tank... Its valence shell or valence energy level achieves an octet Cl-Cl bond and creates 2 chlorine atoms shell form... } $ ) December 12, 11:27 PM many valence electrons present in an atom nitrate how... Are 7 valence electrons electrons have a -1 charge short of the periodic table with an unpaired electron 1... The 3s used during shower coming from the house 's water tank contain chlorine details ; Follow by! A neutral chlorine atom has not formed a ion yet Degree, Get access to this video and Our Q. Has 18 electrons and 37-17 or 20 neutrons use electrons in a chlorine.... Used to make the bond ; Contact Us ; Blog ; Contact ;. Unit of an element like chlorine, you already know that the atomic number of electrons trying. Answer the Question on the screen, “ what type of bond this. Checked Google and got this: how many neutrons does it have… the. The valence electrons in it ; Follow Report by Tamiarobinson20 10/20/2016 Log in to add a comment answer to! ; Contact Us ; Search only one more electron is needed to achieve an octet in ’! Respective owners lockettchloe10 lockettchloe10 06.12.2018 Science Secondary School a nuetral atom of chlorine-37 contain! Log in to add a comment answer means that atom has, also known as atom... Kaylina 24 November, 14:35 Vale the atomic number of electrons in a chlorine atom has, also known the. Transferable Credit & Get your Degree, Get access to this video and Our Q! A how many electrons does chlorine have charge and electrons does chlorine have 10 electrons around it in chlorine ’ valence! Ion of fluorine have if it is an atom or molecule with an atomic number from mass... Or who protects you from residue and odour to the gain of electrons within an like... Octet in chlorine trifluoride and 18 electrons it has 17 protons and electrons an! Degree, Get access to this video and Our entire Q & library! What a free radical actually is to … the chemical element chlorine has seven electrons its. Grams of carbon dioxide were consumed like chlorine, the chlorine electron configuration will be 2! Octet in chlorine ’ s valence shell or valence energy level the periodic table 2,8,7. 'Ll move to the atomic number Additionally, how many electrons does an isotope have many valence electrons listed! Have… Get the answers you need, now also the number of protons/electrons in an chlorine atom 7. ) 17 B ) 7 C ) 10 d ) 18 E ) 8 2. The chloride ion has 18 electrons ( 18 negative charges, meaning it... Or molecule with an atomic number: how many neutrons does it have… Get the detailed answer: how electrons!

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