The alkali metals have low melting point. Which of the following alkali metal is expected to melt if the room temperature rises to 30°C?
A. Cs
B. K
C. Na
D. Rb
Answer:C
The alkali metals have low melting point. Which of the following alkali metal is expected to melt if the room temperature rises to 30°C?
A. Cs B. K C. Na D. Rb