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WorksheetsBasic Chemistry
Total questions: 18
Worksheet time: 10mins
Non living things
Matter are anything that
Has mass but doesn't occupies space
Only has mass
Has mass and occupies space
Boiling point of pure water is... (just write the number)
(a)
If sugar is added in a water, what happen to the boiling poingt?
Remain the same
Decreases
Increases
Process of melting involved
Release of heat
Absorption of heat
The change in state of matter from gas to solid is called
Sublimation
Condensation
Can be compressed
Two or more elements that combine chemically.
Molecule
Mixture
Compound
Which are the electrons?
Yellow
Red
Green
Non-metal elements (more than one answer).
Potassium
Chlorine
Zinc
Carbon
Inert gas (more than one answer).
Xenon
Nitrogen
Neon
Oxygen
Name the method. (use CAPITAL LETTER)
(a)
Water consists of...
Oxygen and carbon
Hydrogen and oxygen
Hydrogen and carbon
Which can change blue litmus paper to red?
Choose a false statement.
Bleach has a pH value less than 7.
The lower the pH value (<7), the stronger the acidic properties.
Calcium carbonate or calcite consists of...
Calcium, carbon, hydrogen
Calcium, oxygen, hydrogen
Calcium, carbon, oxygen
If zinc react with oxygen gas, it will produce...
Zinc oxide
Zinc oxygen
Exothermic (more than one answer)
