Which of the given statements is INCORRECT about glycogen?

$\begin{array}{*{20}{c}}
{C{H_3} - CH - CH - C{H_3}\xleftarrow[{ether}]{{Na}}R\,' - Br\,\xrightarrow{{Mg}}'D'\,\xrightarrow{{{H_2}O}}E} \\
{\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{\,\,\,\,\,C{H_3}\,\,\,\,\,C{H_3}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}
\end{array}$

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The freezing point depression constant for water is $+1.86\,^oC\,m^{-1}$. If $5.00\,g\,\,Na_2SO_4$ is dissolved in $45.0\,g\,H_2O,$ the freezing point is changed by $-3.82\,^oC$. Calculate the van't Hoff factor for $Na_2SO_4$

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The $IUPAC$ name of neopentane is

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The correct sequential addition of reagents in the preparation of $3 -$nitrobenzoic acid from benzene is:

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In Birkeland-Eyde process, the raw material used is

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Which of the following odd $e^-$ species is planar ?

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A first order reaction complete its $10\%$ in $20$ minutes then time required to complete its $19\%$ is ........... $\min.$