Question

Add one word and rewrite the following statements : (i) Valency is the number of atoms which can combine with or displace one atom of the element. (ii) A mixture is a/an substance containing more than one element or a compound​

Answer 1

Answer:

i) Valency is the number of hydrogen atoms which can combine with or displace one atom of the element.

ii) A mixture is an impure substance containing more than one element or compound.

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