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1.6. Group 1 Elements GCSE Chemistry AQA Flashcards | StudBud
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1.6. Group 1 Elements GCSE Chemistry AQA
1.6. Group 1 Elements GCSE Chemistry AQA
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1.6. Group 1 Elements GCSE Chemistry AQA
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1
Identify the observation from lithium reacting with water.
Heat is released, flames as it races across surface as it melts.
Lilac flames, forms a shiny ball racing across surface of the water.
Floating, fizzing, does not melt
2
Group 1 elements always form +1 ions.
False
True
3
Identify three characteristics of the alkali metals.
Select three
React vigorously with water
Low melting points
Low densities
High boiling points
4
The reactivity of alkali metals decreases down the group.
False
True
5
Identify the observation from sodium reacting with water.
Heat is released, flames as it races across surface as it melts.
Lilac flames, forms a shiny ball racing across surface of the water.
Floating, fizzing, does not melt
6
Which compound forms when an alkali metal reacts with water?
Metal chloride
Metal hydroxide
Metal carbonate
Metal oxide
7
Which compound forms when an alkali metal reacts with chlorine?
Metal oxide
Metal chloride
Metal hydroxide
Metal carbonate
8
Alkali metals have how many electrons on their outer shell?
Full outer shell
It depends which period they are located in.
2
1
9
Identify the name of the group 1 elements.
Halogens
Earth metals
Alkali metals
Transition metals
10
Reactivity increases down the group because...?
The atoms are smaller down the group.
The outer shell electron is further from the nucleus as shells are added.
There is only one electron to lose from the outer shell.
The electrostatic attraction increases down the group.
11
Which attraction holds the outer shell electron in place and must be overcome for the atom to lose the electron.
Covalent
Intermolecular forces
Electrostatic
Magnetic
12
Which compound forms when an alkali metal reacts with oxygen?
Metal hydroxide
Metal carbonate
Metal oxide
Metal chloride
13
Identify three of the group 1 elements. Select three.
Lithium
Francium
Magnesium
Rubidium
