1. The Group 1 metals show a trend in melting point.
a) What does this mean?
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4
Answer:
Explanation: Group 1 elements are known as Alkali Metals. ... Generally the melting point of the alkali metals decreases down the group. This is because as the ions get larger the distance between the bonding electrons and the positive nucleus gets larger and reduces the overall attraction between the two.
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3
Answer:
Explanation:
It means that melting points change gradually down or up the group
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