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2.2 Organic Molecules

Total questions: 11

Worksheet time: 11mins

Name
Class
Date
1.

Molecules that have carbon to carbon bonds or carbon to hydrogen bonds are called ______ molecules.

a)

inorganic

b)

organic

c)

synthetic

d)

metallic

2.

Which molecule is considered organic?

a)

CO2

b)

CH4

c)

Ar

d)

O2

3.

The presence of carbon to hydrogen bonds in a molecule indicates that it is ______.

a)

inorganic

b)

organic

c)

metallic

d)

synthetic

4.

It's important to recognize which molecules are organic, because they could _____ when they react with oxygen.

a)

Not change

b)

Transfer energy

c)

Absorb carbon

d)

Be destroyed

5.

Generally, the more carbon - carbon or carbon - hydrogen bonds a molecule has, the more _____ it could transfer when it reacts with oxygen molecules.

a)

atoms

b)

energy

c)

mass

d)

force

6.

Which of the following is an example of an inorganic molecule?

a)

A) CH4

b)

B) CO2

c)

C) C6H12O6

d)

D) C2H5OH

7.

Generally, the more carbon - carbon or carbon - hydrogen bonds a molecule has, the more _____ it could transfer when it reacts with oxygen molecules.

a)

atoms

b)

energy

c)

mass

d)

force

8.

The chemical formula for ethanol is C2H5OH. Using that information, Identify the oxygen atom in the molecular model (click on it).

9.

Identify the bonds that would classify this as an organic molecule. Carbon atoms are black, oxygen atoms are red, hydrogen atoms are white.

10.

Select the type of molecule here that would NOT help store energy

11.

Categorize these as molecules that help store lots of energy / do not help store lots of energy (when they are able to react with oxygen)

Categorize the following

Organic molecules

Inorganic molecules

Molecules with C-C and C-H bonds

Molecules without C-C or C-H bonds

Help store LOTS of energy
Don't help store lots of energy