Most covalent compound among the following is :

1. AlF3 2. AlCl3
3. AlBr3 4. AlI3

Subtopic:  Covalent Bond |
 71%
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The correct order of covalent bond character among
LiCl, BeCl2, BCl3 and CCl4, is:

1. LiCl < BeCl2 > BCl3 > CCl4

2. LiCl > BeCl2 < BCl3 < CCl4

3. LiCl < BeCl2 < BCl3 < CCl4

4. LiCl > BeCl2 > BCl3 > CCl4

Subtopic:  Covalent Bond |
 70%
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Which follows octet rule-

1. FeCl2

2. AgCl

3. CaCl2

4. CuCl

Subtopic:  Types of Chemical Bond |
 66%
From NCERT
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The type of bonds present in N2O5 are-

1. Only covalent

2. Only ionic

3. Ionic and covalent

4. Covalent and coordinate

Subtopic:  Types of Chemical Bond |
 70%
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Which is not true according to VBT-

1. A covalent bond is formed by the overlapping of orbitals with unpaired electrons of opposite spins.

2. A covalent bond is formed by the overlapping of orbitals with unpaired electrons of same spin.

3. The greater the extent of overlapping the stronger is the bond.

4. Overlapping takes place only in the direction of maximum electron density of the orbital.

Subtopic:  V.S.E.P.R & V.B.T |
 72%
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The molecule having a high dipole moment among the following is-

1. H2S

2. BF3

3. CO2

4. CCl4

Subtopic:  Polarity |
 73%
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Allyl cyanide; C3H5CN has-

1. 9 sigma bonds and 4 pi bonds

2. 9 sigma bonds, 3 pi bonds and 1 lone pairs

3. 8 sigma bonds and 5 pi bonds

4. 8 sigma bonds, 3 pi bonds and 4 non-bonding electrons.

Subtopic:  Types of Chemical Bond |
 79%
From NCERT
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The hybridization of carbon atoms in C-C single bond of HC≡C-CH=CH2 is-

1. sp3-sp3

2. sp2-sp

3. sp-sp

4. sp3-sp

Subtopic:  Hybridisation |
 76%
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C-C bond in C2H6 undergoes heterolytic fission, the hybridisation of carbon is/are-

1. sp2

2. sp3

3. sp2, sp3

4. sp, sp2

Subtopic:  Hybridisation |
 51%
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The enolic form of acetone contains how many σ bonds (a), π bonds (b) and lone pairs (c)-

1. 9a, 1b, 2c

2. 8a, 2b, 2c

3. 10a, 1b, 1c

4. 9a, 2b, 1c

Subtopic:  Types of Chemical Bond |
 72%
From NCERT
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