Day 347: JEE Mains Chemistry

5 questions. Try each one first, then open its answer.

Question 1
Coordination Compounds. Asked once: 13 Apr 2023 (same type asked 9 times) See all 9 of this type
125 $\left\lbrack Cr(ox)_{2}ClBr \right\rbrack^{3 -}($
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Question 2
Organic Chemistry - Some Basic Principles and Techniques. Asked once: 28 Jun 2022 (same type asked 9 times) See all 9 of this type
60 $0.5\text{ }g$

Question 3

Coordination Compounds. Asked once: 10 Apr 2023 (same type asked 9 times) See all 9 of this type

136

\Delta_{0}

	List I (Complex)		List II (CFSE, in units of $\Delta_{0}$ )
(A)	$\left\lbrack Ti\left( H_{2}O \right)_{6} \right\rbrack^{2 +}$	(I)	-1.2
(B)	$\left\lbrack V\left( H_{2}O \right)_{6} \right\rbrack^{2 +}$	(II)	-0.6
(C)	$\left\lbrack Mn\left( H_{2}O \right)_{6} \right\rbrack^{3 +}$	(III)	0
(D)	$\left\lbrack Fe\left( H_{2}O \right)_{6} \right\rbrack^{3 +}$	(IV)	-0.8

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Question 4
Chemical Bonding and Molecular Structure. Asked once: 28 Jul 2022 (same type asked 9 times) See all 9 of this type
53 $B_{2},Li_{2},C_{2},C_{2}^{-},O_{2}^{2 -},O_{2}^{+}$
Question 5
Some Basic Concepts of Chemistry. Asked once: 2021 Paper 23 (same type asked 9 times) See all 9 of this type
58 $20.0\text{ }g$