1
JEE Main 2023 (Online) 31st January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The correct order of basicity of oxides of vanadium is :

A
$$\mathrm{V_2O_3 > V_2O_5 > V_2O_4}$$
B
$$\mathrm{V_2O_3 > V_2O_4 > V_2O_5}$$
C
$$\mathrm{V_2O_5 > V_2O_4 > V_2O_3}$$
D
$$\mathrm{V_2O_4 > V_2O_3 > V_2O_5}$$
2
JEE Main 2023 (Online) 31st January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The correct increasing order of the ionic radii is

A
$$\mathrm{Cl^- < Ca^{2+} < K^+ < S^{2-}}$$
B
$$\mathrm{K^+ < S^{2-} < Ca^{2+} < Cl^-}$$
C
$$\mathrm{Ca^{2+} < K^+ < Cl^- < S^{2-}}$$
D
$$\mathrm{S^{2-} < Cl^- < Ca^{2+} < K^+}$$
3
JEE Main 2023 (Online) 31st January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The correct order of melting points of dichlorobenzenes is

A
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Haloalkanes and Haloarenes Question 32 English Option 1
B
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Haloalkanes and Haloarenes Question 32 English Option 2
C
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Haloalkanes and Haloarenes Question 32 English Option 3
D
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Haloalkanes and Haloarenes Question 32 English Option 4
4
JEE Main 2023 (Online) 31st January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Compounds Containing Nitrogen Question 41 English

Consider the above reaction and identify the product B.

A
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Compounds Containing Nitrogen Question 41 English Option 1
B
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Compounds Containing Nitrogen Question 41 English Option 2
C
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Compounds Containing Nitrogen Question 41 English Option 3
D
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Compounds Containing Nitrogen Question 41 English Option 4
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