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Chlorine typically has a valency of 1 because it needs to gain one electron to complete its outer electron shell and achieve a stable electron configuration similar to a noble gas. By gaining one electron, chlorine forms a chloride ion with a 1- charge, allowing it to achieve a stable electron configuration and become more chemically stable.

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What is the valency of an element sodium chloride?

Sodium chloride is composed of sodium (Na) and chlorine (Cl). Sodium has a valency of +1, while chlorine has a valency of -1. In sodium chloride, sodium donates its electron to chlorine, forming an ionic bond with a valency of +1 for sodium and -1 for chlorine.


What is valency of 17 element?

This is Cl, chlorine, with multiple valency values: -1, +1, +3, +5, +7


What is the valency of AlCl3?

The valency of AlCl3 is 3. This is because aluminium (Al) has a valency of +3 and each chlorine atom (Cl) has a valency of -1, so it takes 3 chlorine atoms to balance the charge of one aluminium atom.


Valency of chlorine?

Chlorine has a valency of 1, meaning it tends to gain one electron to achieve a full outer electron shell. This electron configuration allows chlorine to form a stable chloride ion, Cl-.


How will you find the valency of chlorine sodium and magnesium?

Look in the periodic table at groups; sodium has the valence +1, magnesium +2 and chlorine -1.


The valency of both sodium and chlorine is1 why?

Sodium has a valency of 1 because it donates 1 electron to achieve a stable octet configuration, forming a +1 ion. Chlorine has a valency of 1 because it gains 1 electron to achieve a stable octet configuration, forming a -1 ion. When they combine in a 1:1 ratio to form sodium chloride, the compound is electrically neutral.


Why silicon has valency 4 and chlorine has 1?

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What is the valency of chloride ion in chlorine molecule?

The valency of a chloride ion in a chlorine molecule is -1. Each chloride ion gains one electron to fill its outer shell and achieve a stable electron configuration.


Does chlorine has positive or negative valency?

Negative.


What is the valency of Cl in AlCl3?

In aluminum chloride (AlCl3), the valency of chlorine (Cl) is -1. Each chlorine atom gains one electron to achieve a stable electron configuration, resulting in a negative charge. Since there are three chlorine atoms in AlCl3, they collectively balance the +3 charge of aluminum (Al), which has a valency of +3. Thus, the overall compound is electrically neutral.


Is the valency of an element same as its oxidation number?

Sometimes yes ... sometimes no. Valency of chlorine is 7 ... it has 7 valence electrons. But its most common oxidation number is -1.


Can a chlorine atom be bonded to two other atoms?

Since chlorine has a valency of 1 only, it can bond only wit one atom at a time