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Q.

Is it true that the valency of hydrogen is 1? 

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a

True

b

False

answer is A.

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Detailed Solution

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  • The given statement is true.
  • Hydrogen (H), lithium (Li), sodium (Na) and potassium (K) atoms contain one electron each in their outermost shell, therefore, each one of them can lose one electron to become stable. Hence, their valency is 1. 
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Is it true that the valency of hydrogen is 1?