CBSE Class 12-science Answered
Does the melting and boiling point decrease as we down the group?
Asked by ADITYA MATHEW | 25 Oct, 2014, 08:51: PM
Expert Answer
- Different groups show different trends in boiling and melting points.
- The boiling and melting points decrease as you move down the group in group 1 and group 2.
- The boiling and melting points mostly increase as you move down the group for transition metals, but they increase for the zinc family.
- In Groups 13 and 14, there is a decrease in boiling and melting points as you move down the group.
- In Groups 15, 16, and 17, the melting and boiling points tend to increase in both.
- Group 18 decrease in their boiling and melting points down the group.
Answered by Arvind Diwale | 26 Oct, 2014, 01:29: PM
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