EASY
Earn 100

Discuss the boiling point of hydrides of group 15 elements?

Important Questions on p-Block Elements

EASY
Which of the following fluoro-compounds is most likely to behave as a Lewis base?
MEDIUM
The correct order for decreasing basic strength of the molecules PH3,AsH3,SbH3, and BiH3 is:
MEDIUM
Which of the following statements are correct?
I) P4 molecule is very reactive because of angular strain.
II) The basicity of H3PO3 is 3.
III) In gas phase, all P-Cl bonds of PCl5 have same bond length.
IV) In solid state, PCl5 exists as an ionic solid, in which anion PCl6- has octahedral and cation PCl4+ has tetrahedral shape.
MEDIUM
Which one of the following group-15 hydride is the strongest reducing agent ?
EASY
A group 15 element, which is a metal and forms a hydride with strongest reducing power among group 15 hydrides. The element is :
MEDIUM
Arrange the oxides of group- 15 elements in decreasing order of their acidity:
EASY
Which element among the following does form - multiple bonds?
EASY
Which oxide of Nitrogen, among the following, is a colored gas?
MEDIUM
In which oxidation state, group 15 elements act as Lewis base?
EASY
The correct order of reducing ability of the following hydrides is
MEDIUM
Which hydride amongst the following has the least boiling point ?
EASY
The set of amphoteric oxides among the given oxides are
Ga2O3, As4O10, Sb4O10, B2O3, Tl2O
EASY
Give reasons: H3PO3 undergoes disproportionation reaction but H3PO4 does not.
MEDIUM

Give reason for the following statement.

N-N bond is weaker than P-P bond.

MEDIUM
Why does nitrogen show catenation properties less than phosphorus?
MEDIUM
The correct order of the bond angles of the given compounds is
MEDIUM
Which of following elements does not react with hot concentrated sulphuric acid?