1
COMEDK 2026 Morning Shift
MCQ (Single Correct Answer)
+1
-0
$$ \text { The decreasing order of reactivity towards electrophilic substitutions is: } $$
2
COMEDK 2026 Morning Shift
MCQ (Single Correct Answer)
+1
-0
When 2-butyne is treated with dilute $\mathrm{H}_2 \mathrm{SO}_4 / \mathrm{HgSO}_4$, the product formed is:
3
COMEDK 2025 Evening Shift
MCQ (Single Correct Answer)
+1
-0
Identify the Alkane (molecular formula $\mathrm{C}_8 \mathrm{H}_{18}$ ) which yields only a single monochloride on Chlorination in the presence of sunlight.
4
COMEDK 2025 Evening Shift
MCQ (Single Correct Answer)
+1
-0
The number of grams of bromine that will completely react with 5 g of pentene is :
[Atomic mass of $\mathrm{Br}=80 \mathrm{u}$ ]
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