Organic Chemistry Test

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Organic Chemistry Test - 14

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Weekly Quiz Competition

Question 1
4 / -1

The number of isomeric alkanes having the molecular formula C₅ H₁₂ is

A
three

B
five

C
nine

D
thirty two

Solution
Question 2
4 / -1

Racemic compound has

A
equimolar mixture of enantiomers

B
1 : 1 mixture of enantiomer and diastereomer

C
1 : 1 mixture of diastereomers

D
1 : 2 mixture of enantiomers
Question 3
4 / -1

Which of the following does not contain chiral carbon atom?

A
Lactic acid

B
2-chlorobutanic acid

C
Tartaric acid

D
succine acid
Question 4
4 / -1

A molecule having three different chiral carbon atoms, how many stereoisomers it will have?

A
8

B
3

C
9

D
6

Solution
Question 5
4 / -1

Example of geometrical isomerism is

A
2-butanol

B
2-butene

C
butanal

D
2-butyne

Solution
Question 6
4 / -1

The number of isomeric pentyl alcohols possible is

A
two

B
four

C
six

D
eight
Question 7
4 / -1

Maleic acid and fumaric acid are

A
positional isomers

B
geometrical isomers

C
enantiomers

D
functional isomers
Question 8
4 / -1

The total number of acylic iosmers including the stereoisomers (geometrical and optical), with the molecular formula C ₄ H ₇ Cl is

A
12

B
11

C
10

D
9
Question 9
4 / -1

Which of the following compounds is not chiral ?

A
1-chloro-2-methyl pentane

B
2-chloropentane

C
1-chloropentane

D
3-chloro-2-methyl pentane
Question 10
4 / -1

How many optically active stereomers are possible for butan-2, 3-diol ?

A
1

B
2

C
3

D
4

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Re-Attempt Weekly Quiz Competition

Organic Chemistry Test - 14

Result

Organic Chemistry Test - 14

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SHARING IS CARING

Question 1

three

five

nine

thirty two

Solution

Question 2

equimolar mixture of enantiomers

1 : 1 mixture of enantiomer and diastereomer

1 : 1 mixture of diastereomers

1 : 2 mixture of enantiomers

Question 3

Lactic acid

2-chlorobutanic acid

Tartaric acid

succine acid

Question 4

8

3

9

6

Solution

Question 5

2-butanol

2-butene

butanal

2-butyne

Solution

Question 6

two

four

six

eight

Question 7

positional isomers

geometrical isomers

enantiomers

functional isomers

Question 8

12

11

10

9

Question 9

1-chloro-2-methyl pentane

2-chloropentane

1-chloropentane

3-chloro-2-methyl pentane

Question 10

1

2

3

4

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