MCQ
An unknown compound ‘$D’,$ first oxidised to aldehyde and then acitic acid by a dilute solution of${K_2}C{r_2}{O_7}$ and ${H_2}S{O_4}$. The unknown compound $‘D$’ is
- A$C{H_3}CHO$
- B$C{H_2}C{H_3}OH$
- ✓$C{H_3}C{H_2}OH$
- D$C{H_3}C{H_2}C{H_3}$
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$\begin{array}{*{20}{c}} A \\ {{\text{(simplest optically active alkene)}}} \end{array}\,\xrightarrow[{(ii)\,{X_2}/\Delta }]{{(i)\,{H_2}/Ni/\Delta }}$

Reason : $H_2N-NH_2$ is a chelating ligand.
$2A(g) \rightleftharpoons 2B(g) + C(g)$
at equilibrium $700\, mL$ gaseous mixture contains $100\, mL$ of gas $C$ at $10\, atm$ and $300\, K$. What is the value of $K_P$ for the reaction
$(1)$ It is Diamagnetic in nature
$(2)$ It is a good oxidising agen
$(3)$ It is colourless compound