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Question

Which of the following statement is not correct for the element having electronic configuration $$1s^{2} 2s^{2} 2p^{6} 3s^{1}$$

A
It forms basic oxide
B
It is a non-metal
C
It is a monovalent electropositive
D
It has low electron affinity
Solution
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Correct option is C. It is a non-metal
It is a metal. Since it has tendency to lose an electron inorder to attain stable configuration.

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