MCQ
The product $(P)$ will be


- ✓

- B

- C

- D







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$NH_2-CH_2-CH_2-NH_2 +$ $\begin{array}{*{20}{c}}
{COO{C_2}{H_5}} \\
{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\
{COO{C_2}{H_5}}
\end{array}$ $\xrightarrow{{Pyridne}}$ $[X]$
$[X]$ will be :
$2HI_{(g)} \to H_{2(g)} + I_{2(g)}$
is $200 \frac {KJ}{mol}$ at $600 \,K$. Calculate the fraction of molecules of reactant having energy equal to or greater than activation energy ?
Correct order of $pK _{ a }$ value is:
$A.$ $Cl _{2} / Cl^{-}$ $B.$ $I _{2} / I^{-}$ $C.$ $Ag ^{+} / Ag$ $D.$ $Na ^{+} / Na$ $E.$ $Li ^{+} / Li$
Choose the correct answer from the options given below.