MCQ
${H_2}{O_2}$ on reaction with $PbS$ gives
- A$PbO$
- ✓$PbS{O_4}$
- C$Pb{O_2}$
- D$PbHS{O_4}$
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$1.\,\,(CH_3)_2 - \mathop C\limits^ + - CH_2 - CH_3$
$2.\,\,(CH_3)_3 - \mathop C\limits^ + $
$3.\,\,(CH_3)_2 - |\mathop C\limits^ + H|$
$4.\,\,CH_3 - \mathop C\limits^ + H_2$
$5.\,\,\mathop C\limits^ + H_3$