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Grade 10 Compounds Section Test

Total questions: 37

Worksheet time: 34mins

Name
Class
Date
1.

Name the following compound: NaCl

(a)  

2.

Write the name of the following compound: CaSO4

(a)  

3.

Write the name of the following compound: S2O3

(a)  

4.

Write the name of the following compound: Fe2O3

(a)  

5.

Write the name of the following compound: Ba3P2

(a)  

6.

Write the name of the following compound: Al(NO3)3

(a)  

7.

Write the name of the following compound: SO2

(a)  

8.

Write the name of the following compound: PbS

(a)  

9.

What is the formula of the following compound: carbon tetrachloride

(a)  

10.

What is the formula of the following compound: rubidium oxide

(a)  

11.

What is the formula of the following compound: ammonium phosphate

(a)  

12.

What is the formula of the following compound: nickel (II) nitride

(a)  

13.

What is the formula of the following compound: lead (III) sulfate

(a)  

14.

What is the formula of the following compound: aluminum nitride

(a)  

15.

What is the formula of the following compound: trisulfur pentafluoride

(a)  

16.

Based on the diagrams, which compound should be identified as methane (CH4)?

a)

Molecule 1

b)

Molecule 3

c)

Molecule 4

d)

Molecule 6

17.

How many atoms of carbon are in the formula CH3CH2CH2OH?

a)

3

b)

1

c)

7

d)

4

18.

How many different elements are in the formula CH3CH2Br?

a)

3

b)

5

c)

6

d)

2

19.

The name of Cu(OH)2 is

a)

copper hydroxide

b)

copper(I) hydroxide

c)

copper(II) hydroxide

20.

Calcium Phosphate

a)

Ca2(PO4)2

b)

Ca3(PO4)2

c)

Ca2(PO4)2

21.

How many Nitrogen atoms are in (NH₄)₂CrO₄?

a)

1

b)

2

c)

8

d)

16

22.

A subscript is the small number below the element symbol that tells the number of _______ of that element.

a)

atoms

b)

valence electrons

c)

protons

d)

elements

23.

Which chemical formula correctly displays 1 atom of nickel and 2 atoms of Fluorine?

a)

niF2

b)

NIF2

c)

Ni1F2

d)

NiF2

24.
Name the Compound:
SnO2
a)
tin(II) oxide
b)
tin(IV)oxide
c)
tin(II)oxegen 
d)
tin oxide
25.
iron(III) chloride
a)
FeCl3
b)
FeCl
c)
Fe3Cl2
d)
Fe2Cl3
26.
PbS2
a)
lead sulfide
b)
lead sulfur
c)
lead II sulfide
d)
lead IV sulfide
27.
The force of attraction that holds together positive and negative ions is a(an):
a)
ionic compound
b)
ionic bond
c)
electrolyte
d)
crystal
28.
When metallic elements become ions they:
a)
gain electrons
b)
become positively charged
c)
become negatively charged
d)
have no charge
29.
In the compound TiO2, titanium has a charge of
a)
4+
b)
2+
c)
2-
d)
4-
30.
Name the ionic compound SnSe2
a)
Tin diselenide
b)
Tin (IV) Selenide
c)
Tin selenide
d)
Tin (II) triselenide
31.

Choose the correct formula for copper (I) sulfide.

a)

CuS

b)

Cu2S

c)

CuS2

d)

Cu2S2

32.

What are multivalent ionic compounds?

a)

The cation has two charges

b)

The anion has two charges

c)

The cation has one charge

d)

They have multiple different metals bonded together

33.
The name of P₄S₁₀ is
a)
phosphorous sulfide
b)
phosphorus sulfide
c)
tetraphosphorus decasulfide
d)
phosphorus (X) sulfide
34.
BrO3
a)
bromine oxide
b)
monobromine trioxide
c)
bromine trioxide
d)
bromine (III) oxide
35.

Is K2 a diatomic element?

a)

Yes

b)

No

36.

Is O2 a diatomic element?

a)

Yes

b)

No

37.

What are diatomic elements?

a)

Elements that form two-atom molecules when not combined in a compound.

b)

Two elements that combine with one atom from each element.

c)

Elements that are always in pairs no matter what.