Essential Chemistry for IGCSE - The Periodic Table (Section 1 - No. 14)
What is a general trend in the melting and boiling points of the Group I metals?
They increase down the group.
They decrease down the group.
They remain relatively constant down the group.
They first increase then decrease down the group.
Explanation
The melting and boiling points of Group I metals decrease as you go down the group.
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