How does melting and boiling point alter down the group

1.	How does melting and boiling point alter down the group
Answer» ANSWER: Both the melting and boiling points DECREASE down the group. ... The decrease in melting and boiling points reflects the decrease in the strength of each METALLIC BOND. The atoms in a metal are held together by the attraction of the nuclei to electrons which are delocalized over the whole metal mass. Please mark as the BRAINLIEST Answer and give thanks to my all Answers.

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Both the melting and boiling points DECREASE down the group. ... The decrease in melting and boiling points reflects the decrease in the strength of each METALLIC BOND. The atoms in a metal are held together by the attraction of the nuclei to electrons which are delocalized over the whole metal mass.

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How does melting and boiling point alter down the group