1
JEE Main 2024 (Online) 6th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The incorrect statements regarding enzymes are :

(A) Enzymes are biocatalysts.

(B) Enzymes are non-specific and can catalyse different kinds of reactions.

(C) Most Enzymes are globular proteins.

(D) Enzyme - oxidase catalyses the hydrolysis of maltose into glucose.

Choose the correct answer from the option given below :

A
(B) and (D)
B
(A), (B) and (C)
C
(B) and (C)
D
(B), (C) and (D)
2
JEE Main 2024 (Online) 6th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The ratio $$\frac{K_P}{K_C}$$ for the reaction :

$$\mathrm{CO}_{(\mathrm{g})}+\frac{1}{2} \mathrm{O}_{2(\mathrm{~g})} \rightleftharpoons \mathrm{CO}_{2(\mathrm{~g})}$$ is :

A
1
B
$$ (\mathrm{RT})^{1 / 2} $$
C
RT
D
$$\mathrm{ \frac{1}{\sqrt{R T}}} $$
3
JEE Main 2024 (Online) 6th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The correct IUPAC name of $$[\mathrm{PtBr}_2(\mathrm{PMe}_3)_2]$$ is :

A
bis(trimethylphosphine)dibromoplatinum(II)
B
dibromodi(trimethylphosphine)platinum(II)
C
dibromobis(trimethylphosphine)platinum(II)
D
bis[bromo(trimethylphosphine)]platinum(II)
4
JEE Main 2024 (Online) 6th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The incorrect statement regarding the geometrical isomers of 2-butene is :

A
cis-2-butene and trans-2-butene are not interconvertible at room temperature.
B
trans-2-butene is more stable than cis-2-butene.
C
cis-2-butene has less dipole moment than trans-2-butene.
D
cis-2-butene and trans-2-butene are stereoisomers.
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