1
COMEDK 2021
MCQ (Single Correct Answer)
+1
-0

Among the following enzymes, which one is involved in the given below catalytic reaction?

$${C_6}{H_{12}}{O_6}(aq) \to 2{C_2}{H_5}OH(aq) + 2C{O_2}(g)$$

A
Maltase
B
Urease
C
Zymase
D
Invertase
2
COMEDK 2021
MCQ (Single Correct Answer)
+1
-0

Which of the following is correct mixture of azeotrope?

A
Chlorobenzene + bromobenzene
B
C$$_2$$H$$_5$$Br + C$$_2$$H$$_5$$Cl
C
C$$_6$$H$$_{14}$$ + C$$_7$$H$$_{16}$$
D
CCl$$_4$$ + CHCl$$_3$$
3
COMEDK 2021
MCQ (Single Correct Answer)
+1
-0

Rate constant (K) of a reaction has least value at

A
high T and high E$$_a$$
B
high T and low E$$_a$$
C
low T and low E$$_a$$
D
low T and high E$$_a$$
4
COMEDK 2021
MCQ (Single Correct Answer)
+1
-0

Arrange stability of the given carbon cation in decreasing order

COMEDK 2021 Chemistry - General Organic Chemistry Question 9 English

A
(iii) > (ii) > (i) > (iv)
B
(i) > (ii) > (iii) > (iv)
C
(iii) > (i) > (ii) > (iv)
D
(ii) > (iii) > (i) > (iv)
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