Chemistry Test 58

Result

Chemistry Test 58

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Weekly Quiz Competition

Question 1
4 / -1

"n = 4, ℓ = 2, m = +2, s = -1 / 2

The above set of quantum numbers is not available for an electron with which of the following element?

A
Ag(Z = 47)

B
Mo(Z = 42)

C
Rb(Z = 37)

D
I(Z = 55)
Question 2
4 / -1

Which of the following atoms is the largest in size?

A
Cl

B
C

C
Se

D
Br
Question 3
4 / -1

Find the molecule having lowest boiling point?

A
D₂

B
Br₂

C
T₂

D
I₂
Question 4
4 / -1

Statement 1 : In BF₃, Lewis acidic character is completely lost.

Statement 2 : 2p_π-2p_π type of very strong back bonding is operative here.

A
Statement-1 is true, statement-2 is false.

B
Statement-1 is false, statement-2 is true.

C
Statement-1 is true, statement-2 is true and statement-2 is correct explanation for statement-1.

D
Statement-1 is true, statement-2 is true and statement-2 is NOT the correct explanation for statement-1.