MCQ
Grignard reagent is a
- ACoordinate compound
- BDouble salt
- ✓Organometallic compound
- DNone of these
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$[ C ]$ is $........$

$A.$ During charging of battery, $PbSO _4$ on anode is converted into $PbO _2$
$B.$ During charging of battery, $PbSO _4$ on cathode is converted into $PbO _2$
$C.$ Lead storage battery, consists of grid of lead packed with $PbO _2$ as anode
$D.$ Lead storage battery has $\sim 38 \%$ solution of sulphuric acid as an electrolyte
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