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Q. No.Match column I with column II:
Choose the correct answer from the options given below:
1. A – P, B – Q, C – R, D – S
2. A – P, B – R, C – S, D - Q
3. A – R, B – S, C – P, D - Q
4. A – S, B – R, C – Q, D - P
| Column-I (Compounds) | Column-II(number of lone pairs of a central atom) | ||
| A. | \(IF_7 \) | P. | 0 |
| B. | \(ICl_4^- \) | Q. | 1 |
| C. | \(XeF_2 \) | R. | 2 |
| D. | \(XeF_6 \) | S. | 3 |
Choose the correct answer from the options given below:
1. A – P, B – Q, C – R, D – S
2. A – P, B – R, C – S, D - Q
3. A – R, B – S, C – P, D - Q
4. A – S, B – R, C – Q, D - P
Subtopic: V.S.E.P.R & V.B.T |
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Level 1: 80%+
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Subtopic: Octate, Isoelectronic Species, Lewis Structure & Formal Charge |
83%
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Subtopic: V.S.E.P.R & V.B.T |
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How many molecules among the following exhibit a non-zero dipole moment?
\(BeF_2 , BF_3 , H_2O , NH_3 , HCl , CCl_4 \)
1. 4
2. 6
3. 0
4. 3
\(BeF_2 , BF_3 , H_2O , NH_3 , HCl , CCl_4 \)
1. 4
2. 6
3. 0
4. 3
Subtopic: Polarity |
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Identify the species that exhibits a linear shape from the following options.
1. I3-
2. I3+
3. ICl3
4. ICl2+
1. I3-
2. I3+
3. ICl3
4. ICl2+
Subtopic: Hybridisation |
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Find out the magnetic properties of Li2O, KO2, and MgO in that order.
1. Diamagnetic, Paramagnetic and Diamagnetic
2. Paramagnetic, Paramagnetic and Diamagnetic
3. Diamagnetic, Paramagnetic and Paramagnetic
4. Diamagnetic, Diamagnetic and Diamagnetic
1. Diamagnetic, Paramagnetic and Diamagnetic
2. Paramagnetic, Paramagnetic and Diamagnetic
3. Diamagnetic, Paramagnetic and Paramagnetic
4. Diamagnetic, Diamagnetic and Diamagnetic
Subtopic: M.O.T | Octate, Isoelectronic Species, Lewis Structure & Formal Charge |
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How many of the following compounds are odd electron species?
\(NO_2, NO_2^+, ICl_4^−, BrF_3, NO~ \)
1. 2
2. 0
3. 5
4. 3
Subtopic: Octate, Isoelectronic Species, Lewis Structure & Formal Charge |
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Among the following compounds, how many contain two lone pairs on the central atom?
XeF4, H2O, SF4, CF4
1. 4
2. 1
3. 2
4. 0
XeF4, H2O, SF4, CF4
1. 4
2. 1
3. 2
4. 0
Subtopic: V.S.E.P.R & V.B.T |
72%
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Which of the following compound(s) is/are paramagnetic in nature?
a) NO2
b) NO
c) K2O
d) Na2O2
1. a & b only
2. a, b & c only
3. a, b, c & d
4. a, b & d only
a) NO2
b) NO
c) K2O
d) Na2O2
1. a & b only
2. a, b & c only
3. a, b, c & d
4. a, b & d only
Subtopic: Octate, Isoelectronic Species, Lewis Structure & Formal Charge |
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Consider the \(H_2O_2 \) and \(O_2F_2 \) molecules where X and Y are O-O bond length in \(H_2O_2 \) and \(O_2F_2 \) respectively.
Compare X and Y.
1. X > Y
2. X < Y
3. X = Y
4. X and Y cannot be compared
Compare X and Y.
1. X > Y
2. X < Y
3. X = Y
4. X and Y cannot be compared
Subtopic: Resonance & Nature of Compounds |
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