. The atomic number of three elements A, B and Care
12, 18 and 20 respectively. State giving reason, which
two elements will show similar properties.
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The electronic configuration of elements will be as follows:
A-2,8, 2
B-2, 8, 8
C-2,8,8,2
Since Elements A and C poses same number of valence electrons and therefore, they will have similar properties.
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pareekshivani07:
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