1
JEE Main 2024 (Online) 9th April Evening Shift
MCQ (Single Correct Answer)
+4
-1

The correct increasing order for bond angles among $$\mathrm{BF}_3, \mathrm{PF}_3$$ and $$\mathrm{ClF}_3$$ is :

A
$$\mathrm{BF}_3=\mathrm{PF}_3<\mathrm{ClF}_3$$
B
$$\mathrm{BF}_3<\mathrm{PF}_3<\mathrm{ClF}_3$$
C
$$\mathrm{ClF}_3<\mathrm{PF}_3<\mathrm{BF}_3$$
D
$$\mathrm{PF}_3<\mathrm{BF}_3<\mathrm{ClF}_3$$
2
JEE Main 2024 (Online) 9th April Evening Shift
MCQ (Single Correct Answer)
+4
-1

For a sparingly soluble salt $$\mathrm{AB}_2$$, the equilibrium concentrations of $$\mathrm{A}^{2+}$$ ions and $$B^{-}$$ ions are $$1.2 \times 10^{-4} \mathrm{M}$$ and $$0.24 \times 10^{-3} \mathrm{M}$$, respectively. The solubility product of $$\mathrm{AB}_2$$ is :

A
$$0.069 \times 10^{-12}$$
B
$$0.276 \times 10^{-12}$$
C
$$6.91 \times 10^{-12}$$
D
$$27.65 \times 10^{-12}$$
3
JEE Main 2024 (Online) 9th April Evening Shift
MCQ (Single Correct Answer)
+4
-1

Match List I with List II

LIST I LIST II
A. $$\mathrm{K}_2\left[\mathrm{Ni}(\mathrm{CN})_4\right]$$ I. $$sp^3$$
B. $$\left[\mathrm{Ni}(\mathrm{CO})_4\right]$$ II. $$sp^3d^2$$
C. $$\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right] \mathrm{Cl}_3$$ III. $$dsp^2$$
D. $$\mathrm{Na}_3\left[\mathrm{CoF}_6\right]$$ IV. $$d^2sp^3$$

Choose the correct answer from the options given below:

A
A-III, B-II, C-IV, D-I
B
A-III, B-I, C-II, D-IV
C
A-I, B-III, C-II, D-IV
D
A-III, B-I, C-IV, D-II
4
JEE Main 2024 (Online) 9th April Evening Shift
MCQ (Single Correct Answer)
+4
-1

Match List I with List II

LIST I
(Test)
LIST II
(Observation)
A. $$\mathrm{Br_2}$$ water test I. Yellow orange or orange red precipitate formed
B. Ceric ammonium nitrate test II. Reddish orange colour disappears
C. Ferric chloride test III. Red colour appears
D. 2, 4 - DNP test IV. Blue, Green, Violet or Red colour appear

Choose the correct answer from the options given below:

A
A-II, B-III, C-IV, D-I
B
A-III, B-IV, C-I, D-II
C
A-I, B-II, C-III, D-IV
D
A-IV, B-I, C-II, D-III
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