The shape of XeF3+ is :

1. Trigonal planar

2. Pyramidal

3. Bent T-shape

4. See-saw

Subtopic:  V.S.E.P.R & V.B.T |
 67%
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Which is the following pairs of species have identical shapes ?

1. NO2+ and NO2-
2. PCI5 and BrF5
3. XeF4 and ICI4-
4. TeCl4 and XeO4

Subtopic:  V.S.E.P.R & V.B.T |
 74%
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Which of the following leads to bonding orbital?

1.
2.
3.
4.
Subtopic:  Covalent Bond |
 64%
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Which of the following overlap is incorrect (assuming Z-axis is internuclear axis) ?

(A) 2py + 2py  π - Bond formation

(B) 2px + 2px  σ - Bond formation

(C) 3dxy + 3dpxy  π - Bond formation

(D) 2s + 2py  π - Bond formation

(E) 3dxy + 3dxy  δ - Bond formation

(F) 2pz + 2pz  σ - Bond formation

1. A, B, C

2. C, F

3. B, E

4. B, C, D

Subtopic:  Covalent Bond |
 56%
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Which of the following is not present in XeO3 molecule ?

1. sp3 + px
2. sp3 + py
3. dxz +px
4. sp3 +s

Subtopic:  Hybridisation |
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The incorrect order of lattice energy is :

1. AIF3 > MgF2
2. Li3N > Li2O
3. NaCl > LiF
4. TiC > ScN

Subtopic:  Lattice & Hydration Energy |
 63%
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The bond angles of  NH3, NH4+ and NH2-  are in the order :

1. NH2- > NH3 > NH4+

2. NH4+>NH3>NH2-

3. NH3>NH2->NH4+

4. NH3>NH4+>NH2-

Subtopic:  Hybridisation | V.S.E.P.R & V.B.T |
 66%
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The "O-N-O" bond angle is maximum in 

1. N2O

2. NO2+

3. NO2-

4. NO3-

Subtopic:  V.S.E.P.R & V.B.T |
 70%
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The correct statement regarding SO2 molecule is-

1. Two pπ- bonds

2. Molecules has 2 lone pair, 2σ bonds and 2π bonds

3. Two pπ-pπ bonds

4. One pπ-pπ and one pπ- bond

 

Subtopic:  Covalent Bond |

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Calculate the maximum ionic character possible in a bond between two atoms in the periodic table according to Hanny Smith equation. [Electronegativeity of Li=1.0, Na=0.9, K=0.8, Rb=0.8, Cs=0.7, Fr=0.7]

1.  ~90%

2.  ~97%

3.  ~80%

4.  ~75%

Subtopic:  Polarity |

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