Chemical Substances
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Elements and Symbols
SubtopicElements and Symbols under Chemical Substances for Grade 6 IGCSE.
Preview questions (no answers)
- 1.
What is the chemical symbol for Lithium?
A.L
B.Li
C.Lt
D.Lm
- 2.
Which property is true for every chemical element?
A.It is a liquid at room temperature
B.It is made of only one type of atom
C.It is a mixture of different gases
D.It is made of two different metals
- 3.
The symbol comes from 'Plumbum'. Which element does it represent?
A.Phosphorus
B.Lead
C.Platinum
D.Potassium
Download the worksheet for Chemical Substances - Elements and Symbols to practice offline. It includes additional chapter-level practice questions.
The Periodic Table
SubtopicThe Periodic Table under Chemical Substances for Grade 6 IGCSE.
Preview questions (no answers)
- 1.
What is the chemical symbol for Nickel?
A.N
B.Nk
C.Ni
D.Ne
- 2.
Each element in the Periodic Table has its own unique...
A.Atomic number
B.Number of letters in its name
C.Group number
D.State of matter
- 3.
The symbol represents which element?
A.Boron
B.Beryllium
C.Barium
D.Bromine
Download the worksheet for Chemical Substances - The Periodic Table to practice offline. It includes additional chapter-level practice questions.
Compounds and Mixtures
SubtopicCompounds and Mixtures under Chemical Substances for Grade 6 IGCSE.
Preview questions (no answers)
- 1.
In a mixture of peas and carrots, the components:
A.Lose their original flavor
B.Chemically bond together
C.Keep their own properties
D.Form a new substance
- 2.
Which substance is an element?
A.Water
B.Salt
C.Iron
D.Sugar
- 3.
Which of the following can be separated by using a magnet?
A.Salt and sugar
B.Steel paperclips and plastic beads
C.Sand and water
D.Gold and silver
Download the worksheet for Chemical Substances - Compounds and Mixtures to practice offline. It includes additional chapter-level practice questions.
Separating Mixtures (Filtration, Distillation, Chromatography)
SubtopicSeparating Mixtures (Filtration, Distillation, Chromatography) under Chemical Substances for Grade 6 IGCSE.
Preview questions (no answers)
- 1.
What is the term for the liquid that has passed through the filter paper?
A.Solute
B.Distillate
C.Filtrate
D.Residue
- 2.
If you want to recover the water from a sugar-water solution, why is distillation better than just evaporation in an open dish?
A.Distillation is faster
B.Distillation collects the water vapor and turns it back to liquid
C.Evaporation ruins the sugar
D.Distillation makes the water taste sweet
- 3.
What does 'insoluble' mean?
A.It dissolves easily
B.It cannot be seen
C.It does not dissolve in a liquid
D.It is very heavy
Download the worksheet for Chemical Substances - Separating Mixtures (Filtration, Distillation, Chromatography) to practice offline. It includes additional chapter-level practice questions.