what is valency ? write valency of the following elements hydrogen,oxy – InterviewSolution

InterviewSolution

1.	what is valency ? write valency of the following elements hydrogen,oxygen,sodium, chlorine,potassium,carbon,aluminium and calcium
Answer» valency ISA MEASUREMENT of the POWER of an ATOM to combine with others, by the number of hydrogen atoms it can combine with or take the place of

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