Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

MX4 Grade 9 Reviewer

Total questions: 40

Worksheet time: 35mins

Name
Class
Date
1.

A large class of chemical compounds that contain carbon.

a)

Inorganic Compound

b)

Organic Compound

c)

Hydrocarbon

d)

Organic Chemistry

2.

A compound that contains metal and other elements.

a)

Inorganic Compound

b)

Organic Compound

c)

Hydrocarbon

d)

Organic Chemistry

3.

Symbol C

Atomic #6

+Group 14 on the periodic table

non-metallic an tetravalent

tetravalent- having a valence of four

a)

Hydrocarbon

b)

Carbon

c)

Chlorine

4.

Compounds containing only two elements; carbon and hydrogen

a)

Hydrocarbon

b)

Carbonyl group

c)

Alkyl Group

5.

How to Characterize Hydrocarbon

a)

-Number of molecules

-Arrangement of molecules

b)

- Number of Carbon Atoms

-How the atoms are arranged

6.

- carbon-carbon single bond

-Saturated hydrocarbon

-also called PARAFFINS

- ends with the suffix -ane

CnH2n+2

a)

Alkane

b)

Alkyne

c)

Alkene

d)

Aromatic

7.

unsaturated hydrocarbons

double bond

also know as OLEFINS

ends with the suffix -ene

CnH2n

a)

Alkane

b)

Alkyne

c)

Alkene

d)

Aromatic

8.

Unsaturated hydrocarbon

carbon-carbon triple bond

also known as Acetylenes

ends with the suffix -yne

CnHn

a)

Alkane

b)

Alkene

c)

Alkyne

d)

Aromatic

9.

An alkane with one hydrogen being removed

when naming, replacing -ane with -yl

a)

Isomers

b)

Alkyl group

c)

Hydrocarbon

d)

Haloalkanes

10.

Compound that is an alkane compound which one or more hydrogen atoms have been replaced by halogen atoms

also known as alkyl halides

a)

Isomers

b)

Alkyl group

c)

Haloalkanes

d)

Hydrocarbon

11.

Used for large molecules; helps to show the atoms relation to each other without showing the bonds

a)

Condensed Formula

b)

Expanded Formula

c)

Molecular formula

d)

Skeletal Formula

12.

It shows all bonds in the molecule

a)

Condensed Formula

b)

Expanded Formula

c)

Molecular Formula

d)

Skeletal Formula

13.

A specific groupings of atoms within the molecule that have their own characteristics

a)

Isomers

b)

Structural Formula

c)

Functional groups

d)

Haloalkanes

14.

Contain carbon-carbon double bond

occur abundantly in nature, and many have Important biological roles

Many fruit bearing plants produce ethene, which controls the rate at which fruits ripening

a)

Alkanes

b)

Alkenes

c)

Alkynes

d)

Aromatic

15.

Hydrocarbons that contain a carbon-carbon triple bond.

less common compared to alkenes

a)

Alkane

b)

Alkene

c)

Alkyne

d)

Aromatic

16.

also called arenes, compounds that have six-membered carbon ring known as the benzene ring.

a)

Alkane

b)

Alkyne

c)

Alkene

d)

Aromatic Hydrocarbons

17.

Only one oxygen

has an O-H group

commonly used as reagent, solvent, and fuel

colorless and transparent

Ethanol- produced through fermentation and consumed by humans through alcoholic beverages

Methanol- distillation of wood

a)

Alcohols

b)

Ethers

c)

Aldehydes

d)

Ketones

18.

carbonyl bonded to a hydrogen atom and an R group

"alcohol dehydrogenated"

Uses: Favorable odors of essential oils like cilantro and vanillin

disinfectant and preservative

a)

Alcohol

b)

Aldehyde

c)

Ether

d)

Ketones

19.

Carbonyl group linked to two carbon atoms

smell found in cinnamon

Used in perfumes and paints

Acetone active ingredient in nail polish remover

Can be used as an industrial solvent

a)

Alcohol

b)

Aldehyde

c)

Ketones

d)

Carboxylic Acid

20.

Linked to two other carbon atoms

commonly found in citrus fruits and any sour foods

production of polymers pharmaceuticals, solvents, and food additives

a)

Alcohol

b)

Aldehyde

c)

Ketone

d)

Carboxylic acid

21.

Product formed in the reaction of Carboxylic acid and alcohol

sweet aroma in pineapples

having a very sweet fruity smell, most are found in fruit

widely used as artificial flavorings and fragrances

a)

Alcohol

b)

Aldehyde

c)

Carboxylic Acids

d)

Esters

22.

contains two alkyl groups joined in one oxygen

burn and split apart when boiled in concentrated acids

useful solvents, volatile and flammable

anesthetic

refrigerant and propellant

a)

Carboxylic Acids

b)

Esters

c)

Ethers

d)

Ketones

23.

Consists of a carbonyl group linked to a nitrogen atom

used in drugs, such as penicillin

a)

Amines

b)

Amides

c)

Esters

d)

Ethers

24.

Latin word which means "heap" or a "huge pile"

Amount of substance containing the Avogadro's Number in any kind of chemical unit

symbol: mol

a)

Avogadro's Number

b)

Mole

c)

Atomic mass

25.

Avogadro's number:

a)

6.03 x 10^23

b)

6.04 x 10^23

c)

6.02 x 10 ^23

26.

an Italian scientist whose work led to the determination of its value

a)

Amedeo Avogadro

b)

Amadeo Avogadros

c)

Amadeo Avogadro

d)

Amedeo Avogadros

27.

One mole of any element contains the same number of atoms of another element

a)

True

b)

False

28.

used for compounds having Ionic bonding

a)

Formula Mass

b)

Molecular Mass

c)

Atomic Mass

29.

Used for compounds containing molecules and have covalent bonding

a)

Formula Mass

b)

Molecular Mass

c)

Atomic mass

30.

the functional group of alkyl halides is a carbon-halogen bond, the common halogens being fluorine, chlorine, bromine, and iodine.

a)

Aldehyde

b)

Arine

c)

Alkyl Halide

d)

Amide

31.

It consists of a carbonyl group bonded to a nitrogen.

a)

Aldehyde

b)

Carboxylic acid

c)

Amine

d)

Amide

32.

How many moles are in 3.01 x 1022 atoms of magnesium?

a)

0.0500 moles

b)

1.81 x 1046 moles

c)

5.00 x 1021 moles

d)

5.00 moles

33.

How many atoms are in 1.50 moles of Hg?

a)

9.03x1023 atoms Hg

b)

9.03x1024 atoms Hg

c)

903 atoms of Hg

d)

9.03 atoms of Hg

34.

How many atoms are in 1.50 moles of Hg?

a)

9.03x1023 atoms Hg

b)

9.03x1024 atoms Hg

c)

903 atoms of Hg

d)

9.03 atoms of Hg

35.
Find the Molar Mass of:
Ga2(SO3)3
a)
280 g/mol
b)
400 g/mol
c)
380 g/mol
d)
480 g/mol
36.

What is the general formula for the computation of percentage composition of the given element?

a)

% mass of element = mass of element in the compound divided by mass of the compound times 100

b)

% mass of element = mass of element in the compound divided by mass of the compound

c)

% mass of element = mass of element in the compound divided by 100

d)

% mass of element = mass of element in the compound

37.

What is the percent by mass of magnesium in MgO?

a)

20%

b)

40%

c)

50%

d)

60%

38.

What is the percent by mass of fluorine in CaF2 (gram-formula mass = 78 g/mol)?

a)

24%

b)

49%

c)

49%

d)

65%

39.

What is the percent by mass of chlorine in NaCl?

a)

39%

b)

61%

c)

35%

d)

35%

40.
What is the percentage of oxygen in carbon dioxide? (CO2)
a)
27.3%
b)
72.7%
c)
30%
d)
70%