Carbon and its Compounds Test

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Carbon and its Compounds Test - 3

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Weekly Quiz Competition

Question 1
1 / -0

The isomeric pair is

A
ethane and propane

B
propane and butane

C
ethane and ethane

D
butane and 2-methyl propane
Question 2
1 / -0

Which of the following is used to oxidise ethanol to ethanoic acid?

A
Alkaline KMnO₄

B
Conc. H₂SO₄

C
Acidified K₂Cr₂O₇

D
All of above
Question 3
1 / -0

Which is denatured spirit?

A
ethanol only

B
ethanol and methanol (50%)

C
ethanol and methanol (5%)

D
methanol only
Question 4
1 / -0

Tertiary butane gets oxidised with oxidising agents like alkaline KMNO₄ to

A
Isobutane

B
Ter-butyl alcohol

C
Seconadary-propyl alcohol

D
All of above
Question 5
1 / -0

The substnace not responsible for the hardness of water is

A
Sodium nitrate

B
calcium hydrogen carbonate

C
calcium carbonate

D
magnesium carbonate
Question 6
1 / -0

The by product of soap is

A
isoprene

B
glycerol

C
butene

D
ethylene glycol
Question 7
1 / -0

Covalent compounds

A
(a) have high melting and boiling point

B
are mostly soluble in water

C
are formed between atoms of metals and non-metals

D
are formed by the sharing of electrons in the bonding atoms.
Question 8
1 / -0

Vinegar is a solution of

A
30% ï¿½ 40% acetic acid in alcohol

B
5% ï¿½ 8% acetic acid in alcohol

C
5% ï¿½ 8% acetic acid in water

D
15% ï¿½ 20% acetic acid in water
Question 9
1 / -0

Which of the following can be used for the denaturation of ethyl alcohol?

A
Methyl alcohol

B
Pyridines

C
Copper sulphate

D
All of above
Question 10
1 / -0

Soaps are formed by saponification of

A
alcohols

B
glycosides

C
simple esters

D
carboxylic acids

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Re-Attempt Weekly Quiz Competition

Carbon and its Compounds Test - 3

Result

Carbon and its Compounds Test - 3

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SHARING IS CARING

Question 1

ethane and propane

propane and butane

ethane and ethane

butane and 2-methyl propane

Question 2

Alkaline KMnO4

Conc. H2SO4

Acidified K2Cr2O7

All of above

Question 3

ethanol only

ethanol and methanol (50%)

ethanol and methanol (5%)

methanol only

Question 4

Isobutane

Ter-butyl alcohol

Seconadary-propyl alcohol

All of above

Question 5

Sodium nitrate

calcium hydrogen carbonate

calcium carbonate

magnesium carbonate

Question 6

isoprene

glycerol

butene

ethylene glycol

Question 7

(a) have high melting and boiling point

are mostly soluble in water

are formed between atoms of metals and non-metals

are formed by the sharing of electrons in the bonding atoms.

Question 8

30% ï¿½ 40% acetic acid in alcohol

5% ï¿½ 8% acetic acid in alcohol

5% ï¿½ 8% acetic acid in water

15% ï¿½ 20% acetic acid in water

Question 9

Methyl alcohol

Pyridines

Copper sulphate

All of above

Question 10

alcohols

glycosides

simple esters

carboxylic acids

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Alkaline KMnO₄

Conc. H₂SO₄

Acidified K₂Cr₂O₇