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S2 Chemistry Revision AM Flashcards | StudBud
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S2 Chemistry Revision AM
S2 Chemistry Revision AM
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S2 BGE Chemistry Revision
Flashcards
21 cards
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Practice quiz
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Questions
21
Answers
1
An example of a liquid element is
Gold
Mercury
Krypton
Polonium
2
What is the special name for the corrosion of steel and iron?
Freezing
Rusting
Melting
Crusting
3
A
physical change
is when no new substance is formed.
False
True
4
An example of a gas element is
Carbon
Sodium
Nitrogen
Lead
5
What is chemistry?
The sciences of forces and space
The science of social subjects
The science of living things
The science of elements and reactions
6
Something that may happen when a chemical reaction occurs is
Colour change
Glass smashes
Gas given off
Energy given off
7
Examples of methods to prevent corrosion are...
Coating in plastic
Painting
Adding a catalyst
Coating in wood
8
Elements
not
chemically joined together are called mixtures
True
False
9
Metals are shown on the left of the periodic table
True
False
10
When more reactive metals "push out" lower reactive ones, it is called...
Reacting
Bullying
Oxiding
Displacement
11
What causes acid rain?
Sulhpur dioxide and nitrates of oxygen
Apple juice and stomach acid
Carbon dioxide and phospahtes of xeon
Nitrogen and oxygen
12
Does particle size have an effect on the speed of a chemical reaction?
Yes, it slows it down
Maybe
No
Yes, it speeds it up
13
A chemical reaction is
When no new substances are made
Something catching fire
Something exploding
when 1 or more new substances are made
14
What elements are present in the compound "aluminium oxide"?
Potassium and carbon dioxide
Aluminium and oxygen
Helium and boron
Aluminium and carbon dioxide
15
Atoms consist of only one element
True
False
16
How can we speed up a chemical reaction?
Add sugar
Add a catalyst
Add copper
Add milk
17
The periodic table displays....
Mixtures
Cells
Elements
Compounds
18
Elements chemically joined together are called a compound
True
False
19
What reaction can get back what you started with.
Physical reaction
Chemical reaction
20
Balancing an acid and an alkali to create a neutral solution is called
Hp scale
Ph scale
Neutralisation
Nauticalisation
21
Name the compound containing zinc and fluorine
Zincide fluoride
Zincide fluorine
Zinc fluoride
Fluorine zincide
