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Y8 Chemistry - States of matter, elements, compounds, mixtures Flashcards | StudBud
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Y8 Chemistry - States of matter, elements, compounds, mixtures
Y8 Chemistry - States of matter, elements, compounds, mixtures
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Year 8 enrichment chemistry #chemistry
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
What is the chemical symbol for Silicon?
Sf
Si
Sn
S
2
What is the name for changing matter from a liquid to a solid?
Condensation
Cooling
Melting
Freezing
3
Which of the following is an element?
A
B
D
C
4
Which of these is NOT a state of matter?
Solid
Gas
Air
Liquid
5
What is the chemical symbol for Sodium?
Sd
NA
So
Na
6
All of the known elements are organised on the…
Table
Periodic table
Tableodic period
Period table
7
When you boil water, some particles quickly turn from liquid to gas because…
They have less energy
They have more energy
Magic is real
They have enough energy to break free from other particles
8
What is the chemical symbol for Gold?
Ag
G
Go
Au
9
What is the chemical symbol for Nitrogen?
N
NI
Ng
Ni
10
Which picture shows a liquid?
B
D and E
C
A
11
Water in a container at room temperature slowly disappears. This is an example of…
Magic
Condensation
Evaporation
Boiling
12
Which picture shows ONLY a gas?
A
B
D and E
C
13
Which of these is NOT a metal?
Sulphur
Gold
Iron
Mercury
14
Increasing the temperature of a substance makes its particles move faster. So, temperature is:
An indication of the speed of particles
A measure of the number of particles
Magic
A way to make things taste better
15
Which of the following is a mixture?
A
C
B
16
What is the name for changing gas to a liquid?
Heating
Sublimation
Condensation
Melting
17
The definition of matter is…
Anything I can see or feel
Stuff
Things
Anything with mass and volume
18
How many atoms are in the molecule H
2
SO
4
?
4
6
7
2
19
Elements are organised on the periodic table by increasing…
Atoms
Atomic number
Number
Colours
20
You breathe on the window on a cold morning and see drops of water form. This is...
Cold weather
Evaporation
Boiling
Condensation
