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Worksheets

Science for Grade 6

Total questions: 20

Worksheet time: 15mins

Name
Class
Date
1.

What is the symbol for gold?

a)

G

b)

AI

c)

Au

d)

Gd

2.

H2O is a chemical symbol for

a)

Sugar

b)

Water

c)

Salt

d)

Bleach

3.

What is the chemical symbol for salt?

a)

Fe

b)

NaCl

c)

CO2

d)

NaOH

4.

Weak acids taste (a)  

5.

The symbol for Hydrochloric acid is (a)  

6.

An ______ is a substance that changes color at a certain range of pH values.

a)

indicator

b)

element

c)

apple

d)

All of these

7.

(a)   is the most important compound.

8.

C12H22O11 stands for

(a)  

9.

In bases, a strip of red litmus paper changes to (a)   .

10.

All molecules are made up of smaller particles called (a)   .

11.

(a)   are substances that cannot be broken into two or more simpler substances by any physical or chemical method.

12.

(a)   are negatively-charged particles.

13.

Molecules of (a)   are far apart and don’t have a definite shape.

14.

Which of these is a characteristic of metals?

a)

lustrous

b)

conductor

c)

ductile

d)

all of these

15.

Which of these is a characteristic of non-metals?

a)

not malleable

b)

insulator

c)

brittle at room temperature

d)

all of these

16.

Which of these does not belong to the group?

a)

hydrogen

b)

water

c)

helium

d)

carbon

17.

Which of these does not belong to the group?

a)

soap

b)

water

c)

helium

d)

sugar

18.

When the litmus paper changes from red to blue, the substance is a/an

a)

base

b)

acid

c)

electron

d)

proton

19.

The center of an atom is the ______.

a)

neutron

b)

nucleus

c)

proton

d)

electron

20.

Which of these is a symbol of an element?

a)

B

b)

Fe

c)

H

d)

All of these