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STD 12 - p -Block elements - ll — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 12 - p -Block elements - ll4 Marks
MCQ
Which reaction does not produce ammonia?
  • A
    $NH_4I + KOH \to$
  • B
    ${N_2} + 3{H_2}\xrightarrow[{Fe/Mo}]{\Delta }$
  • ✓
    ${(N{H_4})_2}C{r_2}{O_7}\xrightarrow{\Delta }$
  • D
    $Mg_3N_2 + HCl\, (aq) \to$
✓

Answer

Correct option: C.
${(N{H_4})_2}C{r_2}{O_7}\xrightarrow{\Delta }$
c
$\left(\mathrm{NH}_{4}\right)_{2} \mathrm{Cr}_{2} \mathrm{O}_{7} \stackrel{\Delta}{\longrightarrow} \mathrm{N}_{2}+\mathrm{Cr}_{2} \mathrm{O}_{3}+\mathrm{H}_{2} \mathrm{O}$

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