WorksheetsScience for Grade 6
Total questions: 20
Worksheet time: 15mins
What is the symbol for gold?
G
AI
Au
Gd
H2O is a chemical symbol for
Sugar
Water
Salt
Bleach
What is the chemical symbol for salt?
Fe
NaCl
CO2
NaOH
Weak acids taste (a)
The symbol for Hydrochloric acid is (a)
An ______ is a substance that changes color at a certain range of pH values.
indicator
element
apple
All of these
(a) is the most important compound.
C12H22O11 stands for
(a)
In bases, a strip of red litmus paper changes to (a) .
All molecules are made up of smaller particles called (a) .
(a) are substances that cannot be broken into two or more simpler substances by any physical or chemical method.
(a) are negatively-charged particles.
Molecules of (a) are far apart and don’t have a definite shape.
Which of these is a characteristic of metals?
lustrous
conductor
ductile
all of these
Which of these is a characteristic of non-metals?
not malleable
insulator
brittle at room temperature
all of these
Which of these does not belong to the group?
hydrogen
water
helium
carbon
Which of these does not belong to the group?
soap
water
helium
sugar
When the litmus paper changes from red to blue, the substance is a/an
base
acid
electron
proton
The center of an atom is the ______.
neutron
nucleus
proton
electron
Which of these is a symbol of an element?
B
Fe
H
All of these
