1
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

Which of the following cannot be made by using Williamson synthesis?

A
Methoxybenzene
B
Benzyl-p-nitrophenyl ether
C
  tert-butyl methyl ether
D
Di-tert butyl ether
2
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

Among the following, the molecules /ions having same bond order are

A
CO and $\mathrm{O}_2^{2-}$
B
$\mathrm{O}_2^{-}$ and CO
C
$\mathrm{O}_2^{2-}$ and $\mathrm{B}_2$
D
CO and $\mathrm{N}_2^{+}$
3
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

Arrange in decreasing order, the energy of $2 s$ orbital in the following atoms $\mathrm{H}, \mathrm{Li}, \mathrm{Na}$ and K .

A
$E_{2 s}(\mathrm{H})>E_{2 s}(\mathrm{Li})>E_{2 s}(\mathrm{Na})>E_{2 s}(\mathrm{~K})$
B
$E_{2 s}(\mathrm{H})>E_{2 s}(\mathrm{Na})>E_{2 s}(\mathrm{Li})>E_{2 s}(\mathrm{~K})$
C
$E_{2 s}(\mathrm{H})>E_{2 s}(\mathrm{Na})=E_{2 s}(\mathrm{~K})>E_{2 s}(\mathrm{Li})$
D
$E_{2 s}(\mathrm{~K})>E_{2 s}(\mathrm{Na})>E_{2 s}(\mathrm{Li})>E_{2 s}(\mathrm{H})$
4
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

Identify the product $C$ in the following given reaction?

$$\mathrm{C}_2 \mathrm{H}_5 \mathrm{I} \xrightarrow{\mathrm{KOH}} A \xrightarrow{\mathrm{Br}_2} B \xrightarrow{\mathrm{KCN}} C$$

A
$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CN}$
B
$\mathrm{NCCH}_2-\mathrm{CH}_2 \mathrm{CN}$
C
$\mathrm{BrCH}_2-\mathrm{CH}_2 \mathrm{CN}$
D
$\mathrm{BrCH}^2=\mathrm{CH}^2 \mathrm{CN}$
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