Home
Class 12
CHEMISTRY
In which of the following arrangements, ...

In which of the following arrangements, the sequence is not strictly according to the property written against it?

A

`CO_(2)ltSiO_(2)ltSnO_(2)ltPbO_(2)` : Increasing oxidising power

B

`HF lt HCl lt HBr lt HI`: Increasing acid strength

C

`NH_(3) lt PH_(3)ltAsH_(3)ltSbH_(3):` Increasing basic strength

D

`B lt C lt O lt N`: Increasing first ionisation enthalpy.

Text Solution

Verified by Experts

The correct Answer is:
C
On moving down the group, the size of central atom increases. Due to this, availability of lone pair of electrons decreases. Hence the basic character decreases.
Promotional Banner

Topper's Solved these Questions

  • CHEMISTRY OF P - BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise Recent Examination Questions|20 Videos

  • CHEMISTRY OF P - BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise Multiple Choice Questions (Level - II) (Comprehensive Qs)|123 Videos

  • CHEMISTRY OF D-AND F-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise Recent Examination Questions|11 Videos

  • CHEMISTRY OF s-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise RECENT EXAMINATION QUESTIONS|6 Videos

Similar Questions

Explore conceptually related problems

Which of the following arrangements does not represent the correct order of the property stated against it ?

Which of the following is correct sequence in Kre's cycle?

Which of the following sequences are unbounded?

Which of the following is the logical sequence of carbon cycle ?

Which of the following is an extensive property?

Which one of the following orders is not in accordance with the property stated against it ?