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Main Group Elements: Boiling & Melting Points

23. Chemistry of the Nonmetals / Main Group Elements: Boiling & Melting Points / Problem 1

Determine the group 3A elements that have the highest and lowest melting points.

A

Highest melting point: Thallium, Lowest melting point: Boron

B

Highest melting point: Boron, Lowest melting point: Thallium

C

Highest melting point: Boron, Lowest melting point: Gallium

D

Highest melting point: Aluminum, Lowest melting point: Boron

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