Statement-1: An element of valency 2 can combine with an element of va – InterviewSolution

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1.	Statement-1: An element of valency 2 can combine with an element of valency 1. Statement-2: To write the chemical formula, one must know the symbol and valency of the elements.
Answer» Statement-1: An element of valency 2 can combine with an element of valency 1. Statement-2: To write the chemical formula, one must know the symbol and valency of the elements.

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