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Biblioteka

Organic chemistry open practice

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Posljednje ažuriranje over 1 year ago
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Pitanje 1
1.

Which of the following descriptions most accurately explains what a hydrocarbon is?

Pitanje 2
2.

An organic molecule with the prefix "pent-", consists of ....

Pitanje 3
3.

Which of the following is NOT a homologous series?

Pitanje 4
4.

Which one of the following describes a structural formula?

Pitanje 5
5.

A carboxyl group is an example of a .....

Pitanje 6
6.

Provide the IUPAC name of the following molecule:

Pitanje 7
7.

Provide the IUPAC name of the following molecule:

Pitanje 8
8.

Provide the IUPAC name of the following molecule:

Pitanje 9
9.

Provide the IUPAC name of the following molecule:

Pitanje 10
10.

Select the terms which identifies a functional group.

Pitanje 11
11.

Chloroform was used as an anaesthetic in surgery many years ago. Today it's a popular choice for kidnappers 😳. Its IUPAC name is trichloromethane.

Write its molecular formula using the MATHS keyboard (click on the keyboard icon in the answer line) to subscript the numbers.

Pitanje 12
12.

Provide the IUPAC name of the following molecule:

Pitanje 13
13.

Provide the IUPAC name of the following molecule. Please check spelling!

Pitanje 14
14.

Provide the IUPAC name of the following molecule:

Pitanje 15
15.

Provide the IUPAC name of the following molecule:

Pitanje 16
16.

Which of the following is 3-methylpentan-2-ol?

Pitanje 17
17.

Which of the following is 2,2-dimethylpropan-1-ol?

Pitanje 18
18.

Provide the IUPAC name of the following molecule.

Pitanje 19
19.

Provide the IUPAC name of the following molecule:

Pitanje 20
20.

To which homologous series does this compound belong?

Pitanje 21
21.

The molecule drawn below is a chain isomer of which one of the following molecules?

Pitanje 22
22.

Write the molecular formula of this compound using the MATHS keyboard to subscript the numbers.

Pitanje 23
23.

What is the IUPAC name for the following compound?

Pitanje 24
24.

A carboxyl group is a combination of which TWO functional groups?

Pitanje 25
25.

Write the condensed structural formula for the following organic molecule using the maths keyboard to subscript the numbers.

Pitanje 26
26.

Which one of the following molecules is an ester?

Pitanje 27
27.

Provide the IUPAC name of the following molecule:

Pitanje 28
28.

Provide the name of the alcohol that was used to make the following ester:

Pitanje 29
29.

Provide the name of the carboxylic acid that was used to make the following ester:

Pitanje 30
30.

Which molecule is a structural isomer of this molecule?

Pitanje 31
31.

Which of the following statements would apply to organic compounds that belong to the same homologous series?

I They have the same boiling points

II They have the same funtional group

III They have the same molecular formula

Pitanje 32
32.

Provide the IUPAC name of compound A:

Pitanje 33
33.

Name the homologous series to which compound B belongs:

Pitanje 34
34.

Provide the IUPAC name of compound B:

Pitanje 35
35.

Provide the IUPAC name of an UNBRANCHED ISOMER of compound B.

Pitanje 36
36.

Name the functional group in this molecule:

pentan-2-ol

Pitanje 37
37.

Write the IUPAC name of a POSITIONAL ISOMER of this molecule:

pentan-2-ol

Pitanje 38
38.

Write the IUPAC name of this molecule:

CH2CHCH2CH2CH3

Pitanje 39
39.

Is this molecule saturated or unsaturated?

CH2CHCH2CH2CH3

Pitanje 40
40.

The structural formula of an organic compound found in pears, raspberries and pineapples is given below:

Provide its IUPAC name.

Pitanje 41
41.

The structural formula of an organic compound found in pears, raspberries and pineapples is given below:

Provide the homologous series

Pitanje 42
42.

The structural formula of an organic compound found in pears, raspberries and pineapples is given below:

Provide the IUPAC name of the organic acid used to make this compound.

Pitanje 43
43.

The structural formula of an organic compound found in pears, raspberries and pineapples is given below:

Provide the IUPAC name of a POSITIONAL ISOMER of this compound.

Pitanje 44
44.

The structural formula of an organic compound found in pears, raspberries and pineapples is given below:

Provide the IUPAC name of a FUNCTIONAL ISOMER of this compound.

Pitanje 45
45.

Write the IUPAC name of the following compound:

CH2CH3

|

CH3 - C - CH3

|

CH3

Pitanje 46
46.

What is an atom or group of atoms that forms the centre of chemical reactivity in an organic compound called?

Pitanje 47
47.

Write the IUPAC name of the following compound:

Pitanje 48
48.

Name the homologous series to which this compound belongs:

Pitanje 49
49.

Which of these compounds is a saturated hydrocarbon?

Pitanje 50
50.

Which of these compounds is an alcohol?

Pitanje 51
51.

Which of these compounds is an ester?

Pitanje 52
52.

Write the general formula of the homologous series to which ethane belongs. Use the maths keyboard to subscript.

Pitanje 53
53.

Write the IUPAC name of this compound:

Pitanje 54
54.

Write the condensed structural formula for this compound, using the maths keyboard to subscript.