MCQ
Stainless steel is an alloy of
- ACopper
- ✓Nickel and chromium
- CManganese
- DZinc
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$C{H_3}C{H_2}C{H_2}CH = PP{h_3} + 2 - $ Butanone
$Cr\, | \,Cr^{3+}_{(0.1\,M)}\,||\, Fe^{2+}_{(0.01\, M)}\,|\, Fe$ is ......... $V$

$(R = 0.083 \,L\, bar \,mol^{-1}\, K{-1})$
$3,4,5-$Tribromoaniline $\underset{\text{(ii) }{{H}_{3}}P{{O}_{2}}}{\mathop{\xrightarrow{\text{(i) diazotization}}}}\,\,?$