1
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Which reaction is NOT a redox reaction?

A
$$\mathrm{Zn}+\mathrm{CuSO}_4 \rightarrow \mathrm{ZnSO}_4+\mathrm{Cu}$$
B
$$2 \mathrm{KClO}_3+\mathrm{I}_2 \rightarrow 2 \mathrm{KIO}_3+\mathrm{Cl}_2$$
C
$$\mathrm{H}_2+\mathrm{Cl}_2 \rightarrow 2 \mathrm{HCl}$$
D
$$\mathrm{BaCl}_2+\mathrm{Na}_2 \mathrm{SO}_4 \rightarrow \mathrm{BaSO}_4+2 \mathrm{NaCl}$$
2
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II.

List I
(Quantum Number)
List II
(Information provided)
A. $$\mathrm{m_l}$$ I. Shape of orbital
B. $$\mathrm{m_s}$$ II. Size of orbital
C. I III. Orientation of orbital
D. n IV. Orientation of spin of electron

Choose the correct answer from the options given below :

A
A-I, B-III, C-II, D-IV
B
A-III, B-IV, C-I, D-II
C
A-III, B-IV, C-II, D-I
D
A-II, B-I, C-IV, D-III
3
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

'Spin only' magnetic moment is same for which of the following ions?

A. $$\mathrm{Ti}^{3+}$$

B. $$\mathrm{Cr}^{2+}$$

C. $$\mathrm{Mn}^{2+}$$

D. $$\mathrm{Fe}^{2+}$$

E. $$\mathrm{Sc}^{3+}$$

Choose the most appropriate answer from the options given below.

A
B and D only
B
A and E only
C
B and C only
D
A and D only
4
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

The highest number of helium atoms is in

A
$$4 \mathrm{~mol}$$ of helium
B
$$\mathrm{4 u}$$ of helium
C
$$4 \mathrm{~g}$$ of helium
D
$$2.271098 \mathrm{~L}$$ of helium at STP
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