HARD
Earn 100

Comment upon the nature of two bonds formed in molecule. Are the two bond in this molecule equal.
Important Questions on p-Block Elements
MEDIUM
The oxoacid of sulphur that does not contain bond between sulphur atom is:

MEDIUM
The number of and bonds present in peroxodisulphuric acid and pyrosulphuric acid respectively are:

EASY
The element that combines with oxygen to give an amphoteric oxide is-

EASY
Which of the following oxoacid of sulphur has linkage?

EASY
In preparation of sulphuric acid from Sulphur dioxide in lead chamber process. What substance is used as a catalyst?

MEDIUM
The statement that is not true about ozone is :

MEDIUM
In which pair of ions do both the species contain bond?

EASY
Product of the reaction is

MEDIUM
When gas is passed through aqueous , the product(s) formed is(are):

MEDIUM
Which one of the following is an oxide?

MEDIUM
On electrolysis of dil. sulphuric acid using Platinum electrode, the product obtained at anode will be

MEDIUM
Nitrogen dioxide and sulphur dioxide have some properties in common. Which property is shown by one of these compounds, but not by the other?

EASY
Explain why oxygen is a gas while other members of the same group are solids.

MEDIUM
The catalyst used in the Contact Process is

EASY
The structure of Marshall's acid among the following is:

EASY
Oxidation state of in is

MEDIUM
Which of the following statements is correct?

MEDIUM
The correct sequence of decreasing number of -bonds in the structure of and is:

EASY
The shape of is best described as a

MEDIUM
Which of the following is wrong statement?

