Practice Organic Chemistry Multiple Choice Questions with Answers Quiz-2

Q.1.

Which of the following must be true about ethanol?

It has an amine functional group
It is made from a 3 carbon chain
It contains only single bonds
All the above are true

Q.2.

Select the correct name of the following formula. C6H11NH2

Hexanamine
Hexene
Hexenol
Hexenamine

Q.3.

Select the formula for the following name: hydrobromic acid

HBr
HBrO4
HBrO3
H2Br

Q.4.

Select the name for the following formula: H2SO3

Sulfurous acid
Sulfuric acid
Hydrosulfuric acid
Hydrogen sulfite

Q.5.

Select the formula for the following name: Carbonic Acid

H2CO3
HCO3
H4C
HC

Q.6.

Select the name for the following formula: H3PO4

Phosphoric acid
Phosphorous acid
Hydrophosphoric acid
Hydrogen phosphate

Q.7.

Which compound belongs to the alkene family?

C2H4
C6H6
C2H2
C6H14

Q.8.

What is the suffix for all single bonded hydrocarbons?

-yne
-ene
-ane
-one

Q.9.

What is the prefix for four carbons?

meth-
but-
prop-
eth-

Q.10.

Which of the following compounds is an example of hydrocarbon?

CO2
C2H6
C2H5OH
CH3COOH

Q.11.

Find the mistakes

Hexanona
4 etil 3,7 dimetil 3 Octanaldehido
pentanil eter
All Of above

Q.12.

Can you have an double aldehyde in a carbon chain?

Yes!!! you can have two or more aldehyde groups in a carbon chain.
No, because if you have an double aldehyde the name change
No!! is imposible, you only can have an aldehyde.
Yes, you can.

Q.13.

What is the correct name?C-C-C-C=C-C-C-C-C=C-C

9- Ino, 4 Undeceno
7-eno, 2-ino Undecano
7-eno, 2 Undecino
Is a mistake

Q.14.

What is the "ending" used in alcohols?

al
ol
oilo
alco

Q.15.

What is the name of the following carbon chain ?C-C-C-C=C-C-C

4 Hepteno
Hepteno
Heptano
3 Hepteno

Q.16.

Choose the correct option that represent the following structureO||C-C-C-C-C-C-C

is a mistake
4 heptanona
heptanona
4 heptona

Q.17.

What is the functional group of an ester ?

R-O=C | C-R'
R - C = O | O - R'
R-C=O | C
R-C=O | C-R'

Q.18.

Select the correct name or names of the following structureCH3-CH2-CH2-CH2-CH2-CH2-CH=O

Heptanaldehido
1 Heptanoal
7 Hetanoaldehido
Both A & B

Q.19.

The "ending" nona correspond to...

Cetonas / ketones
alcanonas / alkenones
nonanonas / nonenes
we didn´t use this

Q.20.

When we speak about "aldehydes" we can write the ending "-aldehido" or the ending "-al", it's correct?

Yes, both are correct, it's so clear
NO, teacher are you crazy?
Maybe, but in Colombia we only use one.
I don't know, i was asleep in that class

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