Past Year (1998 - 2005) MCQs Chemical Bonding and Molecular Structure Chemistry NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

How many antibonding electron pair(s) is/are present in the $O_{2}^{2-}$ ion?

1.	4	2.	3
3.	2	4.	1

Subtopic: M.O.T |

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In $P O_{4}^{- 3}$ , formal charge on every oxygen atom and P-O bond order respectively are:
1. -0.75 and 1.25
2. -0.5 and 2
3. 1 and 1.5
4. -0.75 and 2

Subtopic: Octate, Isoelectronic Species, Lewis Structure & Formal Charge |

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Increasing order of bond length is:

1. $N O^{-}$ $<$ $N O$ $<$ $N O^{+}$ $<$ $O_{2}^{-}$

2. $O_{2}^{-}$ $<$ $N O$ $<$ $N O^{-}$ $<$ $N O^{+}$

3. $O_{2}^{-}$ $<$ $N O^{-}$ $<$ $N O <$ $N O^{+}$

4. $N O^{+}$ $<$ $N O$ $<$ $N O^{-}$ $<$ $O_{2}^{-}$

Subtopic: M.O.T |

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The dipole moment of compound AB is 10.92 D and that of compound CD is 12.45 D. If the bond length of AB is 2.72 A° and that of CD is 2.56 A°, then for these compounds the correct statement is:
1. More ionic nature in AB
2. More ionic nature in CD
3. Equal in both
4. Cannot be predicted

Subtopic: Polarity |

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Among the following, the compound that is electron deficient is:

1. BaCl₂

2. BCl₃

3. CCl₄

4. PCl₅

Subtopic: Octate, Isoelectronic Species, Lewis Structure & Formal Charge |

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d $π$ - p $π$ bond is present in:

1. $C O_{3}^{2 -}$

2. $P O_{4}^{- 3}$

3. $N O_{3}^{-}$

4. $N O_{2}^{-}$

Subtopic: Covalent Bond |

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The compound that forms linear polymer due to H-bond is:

1.	H₂O	2.	NH₃
3.	HBr	4.	HCl

Subtopic: van der Waal Force & Hydrogen Bonding |

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The correct order of dissociation energy of N₂ and N₂⁺ is:

1.	N₂ > N₂⁺	2.	N₂ = N₂⁺
3.	N₂⁺> N₂	4.	None of the above

Subtopic: M.O.T |

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Among the options given below, identify the Isoelectronic species:

1. CO, CN^–, NO⁺, C₂^2–

2. CO^–, CN, NO, C₂^–

3. CO⁺, CN⁺, NO^–, C₂

4. CO, CN, NO, C₂

Subtopic: Octate, Isoelectronic Species, Lewis Structure & Formal Charge |

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A species that does not exhibit paramagnetism is:

1. N₂⁺

2. O₂^–

3. CO

4. NO

Subtopic: M.O.T |

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Select Chapter Topics:

Octate, Isoelectronic Species, Lewis Structure & Formal Charge

Types of Chemical Bond

Covalent Bond

Ionic Bond

Lattice & Hydration Energy

Resonance & Nature of Compounds

Polarity

V.S.E.P.R & V.B.T

Hybridisation

M.O.T

van der Waal Force & Hydrogen Bonding

Acidic, Basic Character & Fajan's Rule

Select Chapter Topics:

Octate, Isoelectronic Species, Lewis Structure & Formal Charge

Types of Chemical Bond

Covalent Bond

Ionic Bond

Lattice & Hydration Energy

Resonance & Nature of Compounds

Polarity

V.S.E.P.R & V.B.T

Hybridisation

M.O.T

van der Waal Force & Hydrogen Bonding

Acidic, Basic Character & Fajan's Rule

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Select Chapter Topics:

Octate, Isoelectronic Species, Lewis Structure & Formal Charge

Types of Chemical Bond

Covalent Bond

Ionic Bond

Lattice & Hydration Energy

Resonance & Nature of Compounds

Polarity

V.S.E.P.R & V.B.T

Hybridisation

M.O.T

van der Waal Force & Hydrogen Bonding

Acidic, Basic Character & Fajan's Rule

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Select Chapter Topics:

Octate, Isoelectronic Species, Lewis Structure & Formal Charge

Types of Chemical Bond

Covalent Bond

Ionic Bond

Lattice & Hydration Energy

Resonance & Nature of Compounds

Polarity

V.S.E.P.R & V.B.T

Hybridisation

M.O.T

van der Waal Force & Hydrogen Bonding

Acidic, Basic Character & Fajan's Rule

NEET Information

courses

Company

Botany Questions

Chemistry Questions

Physics Questions

Zoology Questions