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revision ch2

Total questions: 21

Worksheet time: 12mins

Name
Class
Date
1.

What is a property of substance?

a)

Temperature

b)

Volume

c)

Density

d)

Shape

2.

What is not a type of mixture?

a)

Air

b)

Solution

c)

Smoke

d)

Suspension

3.

'Molecules can be separated from each other using filtration.'

Is this a sentence on micro or on macro level?

a)

Macro

b)

Micro

4.

The symbol of the element Potassium is:

a)

P

b)

Po

c)

K

d)

Ka

5.

Which group in the periodic table is called the alkaline earth metals?

a)

Group 1

b)

Group 2

c)

Group 17

d)

Group 18

6.

Which one is the correct writing for the symbol nitrogen?

a)

N

b)

N2

7.

Which group in the periodic table contains the halogens?

a)

Group 17

b)

Group 16

c)

Group 2

d)

Group 1

8.

The symbol of the element Calcium is:

a)

Cl

b)

Ce

c)

C

d)

Ca

9.

What is the term for a homogeneous mixture?

a)

Alloy

b)

Colloid

c)

Emulsion

d)

Solution

10.

What is the chemical symbol for Oxygen?

a)

O

b)

O2

11.

Which group in the periodic table is known as the noble gases?

a)

Group 18

b)

Group 1

c)

Group 2

d)

Group 17

12.
What are the three states of matter?
a)
solid, volume, mass
b)
density, volume, mass
c)
solid, liquid, gas
d)
density, gas, volume
13.
Can an element be broken down into a simpler substance 
a)
yes 
b)
No
14.
Which one has more than one type of atom in it
a)
Element
b)
Compound 
15.
which one only has one type of atom In it.
a)
Element
b)
compound
16.
Is salt (NaCI) a compound or a element
a)
Compound
b)
element
17.
Water is an example of 
a)
element
b)
compound
c)
mixture
d)
an ion 
18.
In a mixture, substances 
a)
keep their properties
b)
have a definite chemical composition
c)
lose their properties
d)
combine chemically 
19.
Pepsi
a)
Heterogeneous mixture
b)
homogeneous mixture
20.
What is the formula for density?
a)
density = mass x volume
b)
density = mass / volume
c)
density = mass + volume
d)
density = mass - volume
21.
What state of matter has a definite volume, but no definite shape?  Molecules move around somewhat, but have surface tension, viscosity and take on the shape of the container it is in
a)
Solid
b)
Gas
c)
Liquid
d)
Plasma

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