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Organic Chemistry 2
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1.
(1 point)
Which chemical formula is both an empirical formula and a molecular formula?
CH
C
CH
CH
3
CH
2
COOCH
3
2.
(1 point)
Which element is present in all organic compounds?
Hydrogen
Nitrogen
Carbon
Oxygen
3.
(1 point)
What products are obtained with CH
4
(g) burns completely in an excess of oxygen?
CO and H
CO and C
CO
CO
2
and CO
4.
(1 point)
Which hydrocarbon is a member of the alkene series?
C
C
C
C
4
H
12
5.
(1 point)
Which formula represents butane?
CH
CH
CH
CH
3
CH
2
CH
2
CH
2
CH
3
6.
(1 point)
A hydrocarbon molecule is considered to be saturated if the molecule contains
Single covalent bonds, only
A double covalent bond, only
A triple covalent bond
Single and double covalent bonds
7.
(1 point)
As a chemical bond forms between 2 hydrogen atoms in a system, energy is released and the stability of the system
Increases
Decreases
Remains the same
8.
(1 point)
In a chemical reaction, as the species is oxidized, its oxidation number
Decreases
Increases
Remains the same
9.
(1 point)
A hydrocarbon with no ring structure, no double or triple bonds is called an ______.
Alkene
Alkyne
Alkane
Alkali
10.
(1 point)
A hydrocarbon double bonds and no triple bond configuration is called an ______.
Alkene
Alkyne
Alkane
Alkali
11.
(1 point)
A hydrocarbon with triple bonds is called an _____
Alkene
Alkyne
Alkane
Alkali
12.
(1 point)
Which of the following is the molecular formula for ethylene?
C
C
C
C
2
H
8
13.
(1 point)
Which of the following is the molecular formula for ethane?
C
C
C
C
2
H
8
14.
(1 point)
Which of the following is the molecular formula for acetylene?
C
C
C
C
2
H
8
15.
(1 point)
Which of the following is the molecular formula for butane?
C
C
C
C
4
H
10
16.
(1 point)
Which of the following is the molecular formula for hexane?
C
C
C
C
6
H
14
17.
(1 point)
Which of the following is the molecular formula for pentane?
C
C
C
C
6
H
14
US