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Week 32 Chemistry Quiz (Introduction to Organic Chemistry)

Total questions: 30

Worksheet time: 3600secs

Name
Class
Date
1.
How many carbon atoms are in propane
a)
1
b)
2
c)
3
d)
4
2.
If an alkane has 20 carbon atoms, how many hydrogen atoms will it have?
a)
20
b)
22
c)
40
d)
42
3.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
4.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
5.
The "ane" ending in "alkane" tells someone that they are dealing with _________-bonded carbons.
a)
single
b)
double
c)
triple
d)
quadruple
6.
The molecular formula for Heptane is
a)
C4H10
b)
C8H18
c)
C5H12
d)
C7H16
7.
General formula of Alkane is 
a)
CnH2n+2
b)
CnH2n
c)
CnH2n+1OH
d)
CnH2n+1COOH
8.
How many hydrogen atoms are in butane
a)
4
b)
6
c)
8
d)
10
9.
Organic compounds are compounds contain ______________.
a)
O
b)
C
c)
N
d)
S
10.
What type of molecule is it:
a)
alkene
b)
alkyne
c)
alkane
d)
amino acid
11.
Is NaCl (table salt) a Organic or Inorganic Compound?
a)
Inorganic
b)
Organic
12.

What is the common name given to this alkyl branch?

a)

Propyl

b)

Methyl

c)

Isopropyl

d)

Ethane

13.

What is the prefix used when referring to ring structures?

a)

Pyro-

b)

Aro-

c)

Cyclo-

d)

None of the above

14.

At which end should you begin numbering the carbons?

a)

Left to right

b)

Right to left

c)

Neither

15.
What is the general formula of the alkynes?
a)
CnH2n+1
b)
CnH2n+2
c)
CnH2n-1
d)
CnH2n-2
16.

Name the following molecule:

a)

3,3-dimethyl-1-butanol

b)

3,3-methyl-1-butanol

c)

2,2-dimethyl-4-butanol

d)

3,3,3-trimethyl-1-propanol

17.

Give the IUPAC name for this compound

a)

3-methyl-4-ethylhexane

b)

3-ethyl-4-methylhexane

c)

3-methyl-4-ethylheptane

d)

3-ethyl-4-methylheptane

18.

NAME THE COMPOUND

a)

2-Methylpropane

b)

butane

c)

propane

d)

2-Methylbutane

19.

FORMULA FOR 4 MEMBERED ALKYNE

a)

C4H6

b)

C4H8

c)

C4H10

d)

C4H4

20.

What is the definition of a hydrocarbon?

a)

A molecule which contains hydrogen and carbon atoms only.

b)

A molecule which contains hydrogen and carbon.

c)

A molecule which contains single bonds only.

d)

A molecule which contains single bonds.

21.

The first four alkanes are listed below. In which list are they placed in the correct order, i.e. increasing number of carbon atoms?

a)

methane, ethane, propane, butane

b)

ethane, methane, propane, butane

c)

methane, ethane, butane, propane

d)

methane, propane, ethane, butane

22.

Which type of bonding is present within organic molecules?

a)

Ionic bond

b)

Covalent bond

c)

Metallic bond

d)

Hydrogen bond

23.

Which of the following shows the structure of propene?

a)
b)
c)
d)
24.

Which is the structure with IUPAC nomenclature of

2,2,4-trimethylpentane?

a)
b)
c)
d)
25.
Classify the compound based on the functional group present.
a)
alkane
b)
alkene
c)
alkyne
d)
aromatic
26.

If the given structure is converted to condensed structure, which will be its correct version?

a)

CH3CH2CH2CH2CH2CH3

b)

CH3(CH2)4CH3

c)

C6H14

d)

(CH3)2(CH2)4

27.

What is the IUPAC nomenclature of this structure?

a)

3,4,5,6-tetramethylheptane

b)

2-methyl-3-methyl-4-methyl-5-methylheptane

c)

2,3,4,5-tetramethylcycloheptane

d)

2,3,4,5-tetramethylheptane

28.

What is the IUPAC name of the following alkane?

a)

1,4,5,5-tetramethylhexane

b)

3,3,4-trimethylheptane

c)

3,3,4,6,-tetramethylhexane

d)

4,5,5-trimethylheptane

29.

Give IUPAC nomenclature for this compound

a)

2,7-dimethyl-5-ethyloctane

b)

5-ethyl-2,7-dimethyloctane

c)

2,7-dimethyl-3-ethyloctane

d)

4-ethyl-2,7-dimethyloctane

30.

Give the IUPAC name for this compound

a)

3-methyl-4-ethylhexane

b)

3-ethyl-4-methylhexane

c)

3-methyl-4-ethylheptane

d)

3-ethyl-4-methylheptane

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