An element 'M' has atomic number 12. (i) Write its electronic configuration and valency.
An element 'M' has atomic number 12.
(i) Write its electronic configuration and valency.
(ii) Is 'M' a metal or a non-metal ? Give reason in support of your answer.
(iii) Write the formula and nature (acidic/basic) of the oxide of M.
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(i) Electronic Configuration -2,8,2
Valency - 2.
(ii) Metal
There are two electrons in its outermost shell and it easily loses them to form a positive ion.
(iii) M -2
O-2
M2O2 = MO
It is a basic oxide.
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