Zinc granules react with hydrochloric acid to form zinc chloride accompanied by hydrogen gas . It is a displacement reaction .
`Zn_((s))+2HCl_((aq)) to ZZnCl_(2(aq)) +H_(2(g))`.
What is the nature of the reactions .

Zinc granules react with hydrochloric acid to form zinc chloride accompanied by hydrogen gas . It is a displacement reaction . Zn_((s))+2HCl_((aq)) to ZZnCl_(2(aq)) +H_(2(g)). Based on the reactions given below arrange the metals involved in these reactions in decrasing order of reacitivity give suitable explanation . 1. Zn+CuSO_(4) to ZnSO_(4) +Cu 2. Cu + 2AgNO_(3) to Cu(NO_(3))_(2)+2Ag 3.Zn+FeSO_(4) too ZnSO_(4) +Fe 4. Fe +CuSO_(4) to Fe SO_(4) +Cu

A single displacement reaction is represented by X_((a))+2HCl_((aq)) to XCl_(2(aq))+H_(2(g)) . Which of the following(s) could be X. (i) Zn (ii) Ag (iii) Cu (iv) Mg.

Zn_((s)) + Cu_((aq))^(2+) to Zn_((aq))^(2+) + Cu_((s)) . In this reaction, which gets oxidised?

Justify the following reaction is a redox reaction. CuO_((s)) + H_(2(g)) to Cu_((s)) + H_(2)O_((g))

The chemical equation Na_(2)SO_(4(aq)) to BaSO_(4(g)) +2NaCl_((aq)) represents which of the following types of reaction ?

Predict whether the reaction 2Ag_((s))+Zn_((aq))^(2+)rarr 2Ag_((aq))^(+)+Zn_((s)) is feasible or not.