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2. Electrochemistry — Chemistry STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceChemistry2. Electrochemistry1 Mark
MCQ
Which colourless gas evolves, when $N{H_4}Cl$ reacts with zinc in a dry cell battery
  • A
    $N{H_4}$
  • B
    ${N_2}$
  • ✓
    ${H_2}$
  • D
    $C{l_2}$
✓

Answer

Correct option: C.
${H_2}$
c
(c)$2N{H_4}Cl + Zn \to 2N{H_3} + ZnC{l_2} + {H_2} \uparrow $.

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