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JEE Main Ultimate Online Test Series - 2027
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1
JEE Main 2022 (Online) 25th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Which of the following conditions or reaction sequence will NOT give acetophenone as the major product?
A
B
C
D
2
JEE Main 2022 (Online) 24th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Two statements are given below :
Statement I : The melting point of monocarboxylic acid with even number of carbon atoms is higher than that of with odd number of carbon atoms acid immediately below and above it in the series.
Statement II : The solubility of monocarboxylic acids in water decreases with increase in molar mass.
Choose the most appropriate option :
3
JEE Main 2021 (Online) 1st September Evening Shift
MCQ (Single Correct Answer)
+4
-1
Experimentally reducing a functional group cannot be done by which one of the following reagents?
4
JEE Main 2021 (Online) 1st September Evening Shift
MCQ (Single Correct Answer)
+4
-1
In the following sequence of reactions a compound A, (molecular formula C6H12O2) with a straight chain structure gives a C4 carboxylic acid. A is :
A
$$C{H_3} - C{H_2} - COO - C{H_2} - C{H_2} - C{H_3}$$
B
C
$$C{H_3} - C{H_2} - C{H_2} - COO - C{H_2} - C{H_3}$$
D
$$C{H_3} - C{H_2} - C{H_2} - O - CH = CH - C{H_2} - OH$$
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