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GCSE
Gcse Chemistry
Periodic Table - Group 1 Elements
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Q.1
Group 1 elements are also known as...
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Alkali metals
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Alkali earth metals
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Noble gases
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Halogens
Q.2
Choose the correct order from the top to bottom of group 1.
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Li, Na, Fr, K, Cs, Rb
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Fr, Cs, Rb, K, Na, Li
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Li, Na, K, Rb, Cs, Fr
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Li, K, Na, Cs, Fr, Rb
Q.3
Group 1 elements only form what type of ion?
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1+
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2+
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3+
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2-
Q.4
What colour flame is seen when potassium reacts with water?
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Green
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Blue
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Orange
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Lilac
Q.5
What gas is given off when group 1 elements react with water?
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Chlorine gas
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Water vapour
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Hydrogen gas
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Carbon dioxide gas
Q.6
When a group 1 element reacts with water, a hydroxide is formed. What colour could Universal Indicator turn in this solution?
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Blue
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Red
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Orange
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Green
Q.7
Group 1 metals react with non-metals forming what type of bond?
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Covalent
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Ionic
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Metallic
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Hydrogen
Q.8
Which of the following is NOT a property of group 1 metals?
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Shiny when cut
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Low density
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Very hard
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Low melting point
Q.9
How many electrons are in the outer shell of group 1 elements?
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2
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8
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1
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0
Q.10
The reactivity of group 1 elements increases down the group. This is because...
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it becomes easier to lose an electron
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it becomes harder to lose an electron
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it becomes easier to gain an electron
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it becomes harder to gain an electron
0 h : 0 m : 1 s
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