Question

An element Z forms the following compound when it reacts with hydrogen,

chlorine, oxygen and phosphorus. ZH3, ZCl3, Z2O3 and ZP.

i)What is valency of element Z?

ii)Element ‘Z’ is metal or non-meta​

Answer 1

Answer:

As we know, Chlorine has a charge of -1 and oxygen has a charge of -2. The valency of phosphorus is -3 and hydrogen has 1 electron in its outermost shell. Thus, three ions of Z react with hydrogen and chlorine.

Explanation:

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