Core Organic Chemistry Random Retrieval

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Core Organic Chemistry Random Retrieval

This quiz contains all the questions in the Core Organic Chemistry section. The website will pick 10 questions at random.

1 / 10


Choose one of the following options:

2 / 10


Choose one of the following options:

3 / 10

4 / 10

Infra-red absorption ranges for some bonds are as follows:

C-H, 2850 - 3300 cm-1

C=C, 1620 - 1680 cm-1

C=O, 1680 - 1750 cm-1

C-O, 1000 - 1300 cm-1

O-H (alcohols), 3230 - 3550 cm-1

O-H (acids), 2500 - 3000 cm-1

The IR spectrum of propanal has one particularly strong absorption peak

This can be expected to be at:

5 / 10

There are two main peaks in the infra-red spectrum of carbon dioxide.

This shows that carbon dioxide molecules:

6 / 10

The mass spectrum of copper has two significant peaks. The peak at 63 has a relative abundance of 69 and the peak at 65 has a relative abundance of 31.

This shows that the relative atomic mass of copper is:

7 / 10

What is made by heating propan-1-ol under reflux with excess of a hot acidic solution of potassium dichromate(VI) and then distilling off the product?

8 / 10

What is the H-C-H bond angle in ethene?

9 / 10

Which of these formulae represents 2,2-dimethylpentane?

(i) CH3C(CH3)2CH2CH2CH3

(ii) CH3CH2C(CH3)2CH2CH3

(iii) CH3CH2CH2C(CH3)2CH3

(iv) CH3CH2CH2CH2CH(CH3)2

10 / 10

What is the name for this structure:

CH3CH(CH3)CH(CH3)CH2CH3?

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