1.

Which one of the following elements will replace hydrogen from acids to form salts ?

Answer»

Sulphur (S)
Silicon (Si)
Zinc(Zn)
PHOSPHORUS (P)

Solution :Among the GIVEN OPTION only zinc is more reactive than hydrogen hence it will replace hydrogen from acid to form salt i.e.,
`Zn + H_(2)SO_(4) to NnSO_(4) + H_(2)`.


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