Because it has unequal numbers of protons and electrons, it’s now an ion. The atomic number of an element, also called a proton number, tells you the number of protons or positive particles in an atom.A normal atom has a neutral charge with equal numbers of positive and negative particles. Chlorine undergoes reduction when it forms the chloride ion (Cl-). Chlorine in its free form is very dangerous if you breathe the fumes or come in contact with the gas. c. to become more polar ... read more How Ions Affect Your Mood Does the wind put you in a bad mood. I'm thinking it's either B or D but im not too sure. Now, let's consider chlorine atom, Cl: 1s 2 2s 2 2p 6 3s 2 3p 5. Do you like rain. O D. 75% of chlorine atoms have a mass number of 35, while 25% have a mass number of 37. How does an atom of chlorine-37 become a chloride ion with a - 1 charge? An atom that has more or fewer electrons in orbit than protons in its nucleus is called an ion.Once the electron from its valence shell has been transferred, the sodium atom will be missing an electron; it therefore will have a positive charge and become a sodium ion. At this point, chlorine has 17 protons (17 positive charges) and 18 electrons (18 negative charges). Answer to Calculate the charge for a chlorine (CI) ion if a chlorine atom gains an electron to become an ion. The electronic configuration for the chloride anion is: An ion is an atom or a molecule carrying some specific charge due to loss or gain of electrons. An atom has an equal number of protons (+ charged) and electrons (- charged). a. to become ions and attract each other. So chlorine becomes an ion with a single negative charge. Sodium atoms have 11 electrons. a) gain an electron b) form a covalent bond c) lose an electron d) form a hydrogen bond Answer: a Difficulty: Medium Learning Objective 1: LO 2.1 Describe the structure of an atom and explain how its structure functions in elements and chemical bonds. The covalent radius of a chlorine atom, for example, is half the distance between the nuclei of the atoms in a Cl 2 molecule. A chlorine ion contains 17 protons, ... Atom: An atom is the smalled stable structure of matter. Ions can be created by chemical reactions. In chemistry an atom of a particular element is said to be reduced when it gains an electron (from another atom). Ions form salts, not molecules, but they perform many important functions in nutrition. The sodium atom becomes a positive ion,, and the chlorine atom becomes a negative ion. Then the atom is called a positive ion. This makes Chlorine atoms prone to accepting a loose electron to complete its outer shell and therefore form the highly stable Chloride ion, Cl- as shown to the right. Na atom loses 1 electron and becomes Na+ ion. Wiki User Answered . The process that changes a chlorine atom into a chloride ion is a reaction known as a reduction reaction. However, after reaction with sodium, we have sodium chloride formed as the sodium atom gives up an electron to chlorine which accepts the electron to form the chloride anion. The neutral chlorine atom has acquired a negative charge by gaining an electron. When it does, the sodium atom becomes a sodium ion with a charge of positive one (+1). When chlorine gains an electron to become a chloride ion with a 21 charge, ... Chlorine The electron configuration of a chlorine atom is $[\mathrm{Ne}] 3 \… 00:43. Because the sodium ion has a positive charge, and the chlorine ion has a negative charge, they are attracted to each other, and form an ionic bond. The covalent radii of the main group elements are given in … #"An ion is a species with an excess or deficiency of electrons. Potassium forms ions with a positive charge. But on the other hand an atom is a neutral species therefore have no charge on them. Under standard conditions, the element is a yellow-green gas. [2] How does a chlorine atom become a chloride ion? b. to attain a noble-gas electron configuration. 1 See answer Answer 5.0 /5 7. calipriester +9 ... 27 minutes ago There are two main isotopes of chlorine. A chlorine atom has an atomic number of 17. When an atom has an unequal number of protons and electrons it is an ion. When a chlorine atom gains an electron, its outermost principal energy level achieves an octet. how many electrons does chlorine need to gain to become an ion? Chlorine is a yellow-green gas at room temperature. The second-lightest of the halogens, it appears between fluorine and bromine in the periodic table and its properties are mostly intermediate between them. Chloride is an ion of chlorine. 1 2 3. Opposite charges attract one another while similar charges repel one another. Use this information to w. 8) In order to become an ion, an atom of chlorine must _____. How does an atom become a positively charged ion? chlorine atom has become an anion (AN-ı¯-on), a negatively charged ion. Potassium loses one electron when it reacts with chlorine. 2010-12-11 15:34:00. it gains an electron. Ca atom loses two electrons and becomes Ca 2+ ion. There is a huge difference between a chlorine atom and a chloride ion. ... (such as chlorine). Only one more electron is needed to achieve an octet in chlorine’s valence shell. The Chloride Ion. Expert Answer 100% (2 ratings) Every atom wants to complete its octet i.e there must be eight electrons in its outermost shell. The size of an atom can be estimated by measuring the distance between adjacent atoms in a covalent compound. Metal atoms lose electrons becoming positively charged ions. Ions. Or, it can gain electrons and become negatively charged (the number of electrons would be more than the number of protons giving it an overall negative charge). Hang on, “chlorine ion” is not correct. • Chloride ion is attracted to positively charged electrodes or other positively charged chemical species, but chlorine does … The atom that has lost an electron becomes a positively charged ion (called a cation), while the atom that picks up the extra electron becomes a negatively charged ion (called an anion). The atom gains 1 electron, to make a total of 18. When an electric field is applied, the sets of ions move in opposite directions, and since they are much more massive than electrons, the conductivity produced is markedly inferior to that in metals. This electron is transferred to a chlorine atom to form a chloride ion. Chlorine does not exist as an ion, perhaps you mean chloride ion. Ions with a negative charge due to the gain of electrons are called anions. 1. Chlorine, as mentioned above, desperately wants an electron so it can fill its outer electron level. The formula of this compound would therefore be KCl. Ions consisting of only a single atom are termed atomic or monatomic ions, while two or more atoms form molecular ions or polyatomic ions. An ion is an atom which has an electrical charge, beacause it has either lost some of the electrons or received extra electrons (electrons are negatively charged). In the case of physical ionization in a fluid (gas or liquid), "ion pairs" are created by spontaneous molecule collisions, where each generated pair consists of a free electron and a positive ion. Top Answer. The chloride ion now has eighteen electrons and seventeen protons, so it's become a negative ion. O B. And because ions that have a negative charge are called anions, it’s now called the: Essentially, when atoms gain or lose electrons, they become ions. The neutral chlorine atom becomes the chloride ion. Chlorine The electron configuration of a chlorine atom is $[\mathrm{Ne}] … 01:17. • Chlorine is more chemically reactive than chloride because it is more unstable. The sodium ion Na + is a sodium atom less one electron; the chlorine ion Cl − is a chlorine atom with one electron more than normal. Chlorine is a chemical element with the symbol Cl and atomic number 17. will it become a positively charged cation or a negatively charged anion? • Chloride has achieved the Argon electron configuration, therefore, stable than the chlorine atom. For a chlorine atom to become a chloride ion, the chlorine atom must A. gain one electron B. lose one electron C. share an electron D. lose all its electrons which one is it? Reduction is the direct opposite of a reaction called oxidation where an atom loses or gives up an electron and is thus said to be oxidized. 17 35.45 o a. the atom gains 1 electron, to make a total of 21. o b. the atom gains 1 electron, to make a total of 18. o c. the atom loses - e-eduanswers.com d=D. Looking at Ions We've talked about ions before. Cl + e —-> Cl- To become the negatively charged chloride ion, the neutral chlorine atom needs to gain an electron from a reducing substance like sodium metal. A compound is formed when potassium reacts with chlorine, which forms ions with a negative charge. Now consider the chlorine atom in sodium chloride. The atom gains 1 electron, to make a total of 21. Of the following atoms, ... How many single covalent bonds must a chlorine atom form to have a complete octet in its valence shell? Correct answer to the question How does an atom of chlorine-37 become a chloride ion with a -1 charge? What kind of ions do a sodium atom and a chlorine atom become when a valence electron is transferred from one to the other. O C. The atom loses 1 proton, to make a total of 36. Simultaneously, the chlorine atom, having gained an extra electron, will take on a negative charge and become a chlorine ion. 1. Chlorine atoms gain one electron to become a chloride ion (Cl−). The ionic form of chlorine is called a chloride ion. Chlorine is a naturally occurring element with a symbol Cl and atomic number 17. An ion cannot remain in a free state, and has to combine with another The ions attach themselves to groups of water molecules. The atom that took the electron or 2 became a negatively charged ion. … 17 35.45 O A. Asked by Wiki User. Now it's time to get down to basics. It could be the ions in the air affecting your moods. Eg. have a great day! "# A given atom, say #"chlorine"# or #"sodium"# has a given number of protons, fundamental positively charged NUCLEAR particles, which is given by #Z#, the atomic number.For #Cl#, #Z=17#; for #Na#, #Z=11#.Chlorine atoms tend to gain electrons to form negatively charged ions with 18 electrons (the difference between … Chlorine atom is a neutral species and has no charge on it. Become a member and unlock all Study Answers. When an atom loses an electron or 2, it has more protons than electrons, and so more positive charges than negative. How to solve: How many electrons will chlorine gain or lose when it forms an ion? It has a charge of 1 and is written Cl.When an atom of sodium donates its sole valence electron to an atom of chlorine, the result-ing positive and negative charges pull both ions tightly together, forming an ionic bond (Figure 2.4c). How many electrons does Li atom lose to become an ion? See Answer. 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