Home
Class 12
CHEMISTRY
Assertion(A) - BF3 molecule is planar bu...

Assertion(A) - `BF_3` molecule is planar but `NF_3` is pyramidal
Reason( R )-N atom is smaller than B

A

Both A and R true and R is the correct explanation of A

B

Both A and R true and R is not a correct explanation of A

C

A is true but R is false

D

A is false but R is true

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL BONDING AND MOLECULAR STRUCTURE

    DINESH PUBLICATION|Exercise Ultimate Preparatory Package|20 Videos
  • CHEMICAL BONDING AND MOLECULAR STRUCTURE

    DINESH PUBLICATION|Exercise Brain Teaser-1|40 Videos
  • CHEMICAL BONDING AND MOLECULAR STRUCTURE

    DINESH PUBLICATION|Exercise Integer|4 Videos
  • CARBOXYLIC ACIDS

    DINESH PUBLICATION|Exercise BRAIN STORMING MULTIPLE CHOICE QUESTIONS (MCQS)|13 Videos
  • CHEMICAL KINETICS

    DINESH PUBLICATION|Exercise Additional Numerical Problems For Practice|16 Videos

Similar Questions

Explore conceptually related problems

BCl_3 molecule is planar while NCl_3 is pyramidal because

Statement 1: BF_(3) moleculeis planar while NF_(3) is pyramidal. Statement 2: N atom is smalar in size as compared ot B atom.

Assertion :- CO_(2) molecules is non-polar while SO_(2) Reason : - Carbon atom is smaller than sulphur.

The BF_3 is a planar molecule where as NF_3 is pyramidal because :

Assertion:- NO_(3)^(-) is planar while NH_(3) is pyramidal Reason:- N in NO_(3)^(-) is sp^(3) and in NH_(3) it is sp^(3) hybridised with one ione pair.

Dipole moment of NF_(3) is smaller than :

Why is BeCl_(2) molecule linear, but BF_(3) is trigonal planar?

DINESH PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE-Reason Assertion
  1. Assertion : Water is a good solvent for ionic compounds but poor one...

    Text Solution

    |

  2. Assertion (A): Lithium chloride is predominantly covalent compound. ...

    Text Solution

    |

  3. Assertion(A) - BF3 molecule is planar but NF3 is pyramidal Reason( R...

    Text Solution

    |

  4. Assertion(A) - FeCl3 undergoes sublimation at a lower temperature. R...

    Text Solution

    |

  5. Assertion(A) - The bond order of NO molecule is 2.5. Reason( R )-NO ...

    Text Solution

    |

  6. Assertion(A) - CO3^(2-) ion is relatively more stable than H2CO3. R...

    Text Solution

    |

  7. Assertion(A) - Magnetic moment of super oxide ion is much larger than ...

    Text Solution

    |

  8. Assertion(A) - OF molecule is theoretically more stable than F2 Reas...

    Text Solution

    |

  9. Assertion(A) - In N2 molecule, the N atoms are bonded by one sigma and...

    Text Solution

    |

  10. Assertion(A) - In calcium carbide, the two carbon atoms are held by si...

    Text Solution

    |

  11. Assertion(A) - KCl is a heteroatomic as well as diatomic molecule Re...

    Text Solution

    |

  12. Assetion Both N(2) and NO^(o+) are diamagnetic Reasoning NO^(o+) is ...

    Text Solution

    |

  13. Assertion(A) - The bond angle around PBr3 is larger than that in PH3 b...

    Text Solution

    |

  14. Assertion(A) - NO3^- ion has same geometry as NH3. Reason(R ) : The ...

    Text Solution

    |

  15. Assertion(A) - PCl5 exists but BiCl5 does not. Reason(R ) : Bi does ...

    Text Solution

    |

  16. Assertion(A) - SF4 and B F4^(-) have similar geometries. Reason(R )...

    Text Solution

    |

  17. Asseration: The elctronic structure of O(3) is: Reason: structur...

    Text Solution

    |

  18. Assertion : sigma-bond is strong white pi -bond is a weak bond. Reas...

    Text Solution

    |

  19. Assertion : All F - S - F angle in SF(4) are greater than 90^(@) but ...

    Text Solution

    |

  20. Assertion(A) - H2 molecule is stabler than HCH molecule. Reason(R ) ...

    Text Solution

    |