Chemistry Test

Result

Chemistry Test - 29

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Weekly Quiz Competition

Question 1
1 / -0

Which one of the following bases is not present in DNA?

A

Cytosine

B

Quinoline

C

Thymine

D

Adenine
Question 2
1 / -0

Resistance of 0.2 M solution of an electrolyte is 50 Ω. The specific conductance of the solution is 1.4 S m^-1 . The resistance of 0.5 M solution of the same electrolyte is 280 Ω. The molar conductivity of 0.5 M solution of the electrolyte in S m^2 mol^-1 is:

A

5 × 10^-4

B

5 × 10^3

C

5 × 10^2

D

5 × 10^-3
Question 3
1 / -0

The electrons identified by quantum numbers n and l :(a) n = 4, l = 1 (b) n = 4, l = 0 (c) n = 3, l = 2 (d) n = 3 , l = 1Can be placed in order of increasing energy as :

A

(a) < (c) < (b) < (d)

B

(c) < (d) < (b) < (a)

C

(b) < (d) < (a) < (c)

D

(d) < (b) < (c) < (a)
Question 4
1 / -0

Which one of the following properties is not shown by NO?

A

It is diamagnetic in gaseous state

B

It is a neutral oxide

C

It’s bond order is 2.5

D

It combines with oxygen to form nitrogen dioxide
Question 5
1 / -0

A

Option 1

B

Option 2

C

Option 3

D

Option 4
Question 6
1 / -0

For which of the following molecule significant μ ≠ 0?

A

(a) and (b)

B

(c) and (d)

C

Only (a)

D

Only (c)
Question 7
1 / -0

According to Freundlich adsorption isotherm, which of the following is correct ?

A

All the above are correct for different ranges of pressure

B

x/m ∝ p^1

C

x/m ∝ p^1/n

D

x/m ∝ p^0
Question 8
1 / -0

A

Option 4

B

Option 3

C

Option 2

D

Option 1
Question 9
1 / -0

A

Option 1

B

Option 3

C

Option 2

D

Option 4
Question 10
1 / -0

Which of the following compounds can be detected by Molisch’s test ?

A

Sugars

B

Nitro compounds

C

Amines

D

Primary alcohols