AQA · Chemistry · 8462
GCSE Chemistry: Group
Atomic structure and the periodic table · AQA GCSE Chemistry (8462), specification point 4.1.2.5. Cards are generated from the exam board's own specification for "Group", and every card links back to the page it came from. Specification © AQA — used with attribution.
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What name is given to the elements in Group 1 of the periodic table?
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The alkali metals.
How many electrons do Group 1 elements have in their outer shell?
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One.
Why do the alkali metals have similar characteristic properties?
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They all have a single electron in their outer shell.
Which are the first three alkali metals?
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Lithium, sodium and potassium.
How does reactivity change going down Group 1?
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Reactivity increases going down the group.
Which is more reactive: lithium or potassium?
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Potassium — it is further down Group 1, and reactivity increases down the group.
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