In which of the following molecules/ions BF3, NO2-,NH2- and H20, the central atom is sp2 hybridised? 

1. NO2and NH2-

2. NH2-  and H20

3. NO2- and H20

4. BFand NO2-

Subtopic:  Hybridisation |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Which one of the following is planar ?

1. XeF4

2. XeO4

3. XeO3

4. XeO3F2

Subtopic:  Hybridisation |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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In PO43- ion, the formal charge on each oxygen atom and P-O bond order respectively are

1. -0.75, 0.6

2. -0.75, 1.0

3. -0.75, 1.25

4. -3.1, 1.25

Subtopic:  Octate,Isoelectronic Species ,Lewis Structure & Formal Charge |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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The dielectric constant of H2O is 80. The electrostatic force of attraction between Na+ and Cl- will be

1. reduced to 140 in water than in air

2. reduced to 180 in water than in air

3. will be increased to 80 in water than in air

4. will remain unchanged

Subtopic:  Ionic Bond |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Which of the following is isoelectronic? 

1. CO2, NO2

2. NO2-, CO2

3. CN-, CO

4. SO2, CO2

Subtopic:  Types of Chemical Bond |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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In an octahedral structure, the pair of d orbitals involved in d2sp3-hybridisation is

1. dx2-y2, dz2

2. dxy, dx2-y2

3. dz2, dxz

4. dxy, dyz

Subtopic:  Covalent Bond |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Equilateral shape has

1. sp hybridisation

2. sp2 hybridisation

3. sp3 hybridisation

4. dsp2 hybridisation

Subtopic:  Covalent Bond |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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AsF5 molecule is trigonal bipyramidal. The hybrid orbitals used by As-atoms for bonding are

1. dx2-y2, dz2, s, px, py

2. dxy, s,px, py, pz

3. s, px, py, pz, dxy

4. dz2, s, px, py, pz

Subtopic:  Covalent Bond |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Overlap of which of the following atomic orbitals would be maximum to form the strongest covalent bond.

1. 1s-2s (σ)

2. 1s-2p (σ)

3. 2p-2p (π)

4. 2p-2p (σ)

Subtopic:  Covalent Bond |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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The types of hybrid orbitals of nitrogen in NO2+, NO3- and NH4+ respectively are expected to be

1. sp, sp3 and sp2

2. sp, sp2 and sp3

3. sp2, sp and sp3

4. sp2, sp3 and sp

Subtopic:  Hybridisation |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level: