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The valence electron in the carbon atom are:
(1) 0
(2) 2
(3) 4
(4) 6
Ans: 4
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Which of the following sequence is correct as per Aufbau principle: (1) 3s (2) 1s (3) 2s (4) 2s Ans: 1s
simply explanation
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why is carbon valency four
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