(i) Inorganic compound `\'A\' (aq) + \"DeVarda\'s alloy\" overset(Delta)rarr B (g) + \"salt\" `
Channel: Doubtnut
Date: 26/01/2020

(i) Inorganic compound `\'A\' (aq) + \"DeVarda\'s alloy\" overset(Delta)rarr B (g) + \"salt\" ` (ii) `\'A\'(aq) + C overset(Delta)rarr PH_(3) (g)`, (iii) `A (aq) + NH_(4)Cl overset(Delta)rarr D (g) + Cl^(-) +H_(2)O`, (iv) B is colourless combustible lightest gas. (v) D-truns red litmus blue. Which of the following combination is correct ?