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Y7 Periodic Table Flashcards | StudBud
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Y7 Periodic Table
Y7 Periodic Table
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Revision quiz for KS3 on periodic table
Flashcards
15 cards
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Practice quiz
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Questions
15
Answers
1
What is a molecule?
Two or more elements
Two or more atoms
More than two compounds
Atoms not joined
2
Which gas makes up about 20% of the air?
carbon dioixe
oxygen
nitrogen
hydrogen
3
True or false: pure water is an element
false
true
4
How do you make a Bunsen burner flame hotter?
close the air hole
open the air hole
blow on it
add more gas
5
Which of these "element / symbol" pairs is correct?
Copper = Cu
Gold = Go
Iron = Ir
Sodium = So
6
Which of these is the MOST ACCURATE for measuring the volume of liquids?
pipette
measuring cylinder
spatula
beaker
7
Complete the name of this apparatus: round bottomed .........................?
tube
beaker
flask
cylinder
8
True or false: a compound always contains more than one element
true
false
9
What is the opposite of oxidation?
combustion
reduction
displacement
decompostition
10
Why are electrical wires made of copper metal?
it is unreactive
It is a good heat conductors
It is a good electrical conductor
It stays shiny
11
True or false: tin has a melting point of 20
o
C
true
false
12
Test for water: anhydrous ......................... chloride turns .....................?
cobalt ....... blue
cobalt ....... white
copper ....... blue
cobalt ....... pink
13
Which of these is NOT a property of a liquid?
Can flow
Molecules close together
Keeps its volume
Can be compressed
14
True or false: carbon is a metal
true
false
15
True or false: mercury conducts electricity
false
true
