Question

Aparna was given Mg( Magnesium), Zn(Zinc), Fe (Iron), and Cu(Copper) metals. She put each of them in dilute HCl contained in different test tubes. Identify which of them will form a pale green substance ?
1)Iron(Fe)
2)Magnesium(Mg)
3)Zinc(Zn)
4)Copper(Cu​

Answer 1

Answer:

The correct option is

D: Copper

Explanation:

Explanation: From Mg, Zn. Fe and Cu all metal, Copper can not displace from dil. Hydrogen chloride (HCl) because in the series of reactivity Copper is present below the Hydrogen so reactivity of hydrogen is less than copper.