P - Block Elements Test

Result

P - Block Elements Test - 131

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Weekly Quiz Competition

Question 1
4 / -1

Which of following is not correct for noblegas?

A
Ar is used in electric bulbs

B
Kr is obtained during radioactive disintegration

C
Half life of Rn is 3.8 days

D
He is used to produce Low temp
Question 2
4 / -1

Which of following represents noble gas configuration

A

B

C

D
Question 3
4 / -1

Which of following has zero valency

A
Sodium

B
Beryllium

C
Aluminium

D
Krypton
Question 4
4 / -1

The forces acting between noble gas atoms are

A
Vander waals forces

B
Ion - dipole forces

C
London - dispersion forces

D
Magnetic forces
Question 5
4 / -1

Which of following is correct sequence of noble gas in their group ?

A
Ar, He, Kr , Ne , Xe, Rn

B
He, Ar, Ne, Kr, Xe, Rn

C
He, Ne, Ar, Kr, Xe, Rn

D
He, Ne, Kr, Ar, Xe, Rn
Question 6
4 / -1

Which of following is noble gas configuration?

A

B

C

D
Question 7
4 / -1

Which of following noble gas does not have octate of e^– in outer most shell.

A
Ne

B
Rn

C
Ar

D
He
Question 8
4 / -1

Low chemical reactivity of rate gases can be attributed to their

A
Being nonmetal

B
Having High ioni cation energies

C
Being gases

D
Found in nature in small quantities
Question 9
4 / -1

% of Ar in air is ;

A
1%

B
2%

C
3%

D
4%
Question 10
4 / -1

F. forms chemical compound with

A
He

B
Ne

C
Ar

D
Xe