Question

The atomic number of two elements A and B are 17 and 12 respectively.
i) Which is metal and which one is non-metal?
ii) What is the position of A and B in the periodic table?
ii) What is the formula of the compound between A and B?
iv) What is the nature of bond between A and B in the compound? (1)​

Answer 1

Explanation:

1. Electronic configuration of A and B are 2,8,2 and 2,8,7

2. A and B will form electrovalent bond.

3. Formula formed of the compound formed by A and B is "AB2".

(HERE A IS MAGNESIUM AND B IS CHLORINE)...

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