PDF chapter test TRY NOW
1. Find out the valency of the atoms represented by the below figure (a) and (b).
a. Valency of the atom .
b. Valency of the atom .
2. One electron is present in the outer most shell of the atom of an element X. What would be the nature and value of charge on the ion formed if this electron is removed from the outer most shell?
The ion formed by losing one electron will have a and on the ion formed.
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