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Get Answers to all your Questions
- #Class 11
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- #Chemistry
- #s- Block Elements ( Alkali and Alkaline earth metals )
- #National Eligilibility Cum Entrance Test
Which alkali metal has the highest boiling point?
Option: 1
Li
Option: 2
Na
Option: 3
K
Option: 4
Rb
Answers (1)
Li has highest boiling point among alkali metals. The boiling point decreases down the group due to increase in atomic size. Due to larger atomic size, the binding energies of their atoms in the crystal lattice is low. So, the boiling point decreases from Li to Rb.
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