1
KCET 2019
MCQ (Single Correct Answer)
+1
-0

The number of $$\pi$$-bonds and $$\sigma$$-bonds present in naphthalene are respectively

A
6, 19
B
5, 19
C
5, 11
D
5, 20
2
KCET 2019
MCQ (Single Correct Answer)
+1
-0

2-butyne is reduced to trans-but-2-ene using

A
$$\mathrm{H}_2 \mid \mathrm{Ni}$$
B
$$\mathrm{Na}$$ in liq. $$\mathrm{NH}_3$$
C
$$\mathrm{H}_2 \mid \mathrm{Pd}-\mathrm{C}$$
D
$$\mathrm{Zn}$$ in dil. $$\mathrm{HCl}$$
3
KCET 2019
MCQ (Single Correct Answer)
+1
-0

The alkyl halides required to prepare KCET 2019 Chemistry - Hydrocarbons Question 10 Englishby Wurtz reaction are

A
KCET 2019 Chemistry - Hydrocarbons Question 10 English Option 1
B
KCET 2019 Chemistry - Hydrocarbons Question 10 English Option 2
C
KCET 2019 Chemistry - Hydrocarbons Question 10 English Option 3
D
KCET 2019 Chemistry - Hydrocarbons Question 10 English Option 4
4
KCET 2018
MCQ (Single Correct Answer)
+1
-0

The reagent $X$ used for the following reaction is

KCET 2018 Chemistry - Hydrocarbons Question 1 English
A
Ni
B
$\mathrm{Pd} / \mathrm{C}$
C
$\mathrm{LiAlH}_4$
D
Na /Liquid $\mathrm{NH}_3$
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