Boiling Point

Q.

How do impurities affect boiling point?

Q.

Boiling point of alcohol is 78$°$C.Find its temperature on kelvin scale.

Q.

Define boiling point and give its value for water.

Q.

Give one word/a few words for:

The boiling point of water.

Q.

Temperature of the ice point on the kelvin scale.

Q.

What are the boiling point and melting point of water?

Q.

Define the terms melting point and boiling point.

Q.

Differentiate between Melting and Boiling

Q.

Define boiling point.

Q.

The boiling points of diethyl ether, acetone, and n-butyl alcohol are $35°\mathrm{C},56°\mathrm{C},$ and $118°\mathrm{C}$respectively. Which one of the following correctly represents their boiling points in the Kelvin scale?

1. $306\mathrm{K},329\mathrm{K},391\mathrm{K}$

2. $308\mathrm{K},329\mathrm{K},392\mathrm{K}$

3. $308\mathrm{K},329\mathrm{K},391\mathrm{K}$

4. $329\mathrm{K},392\mathrm{K},308\mathrm{K}$

Q.

Define:

1. Melting point, and
2. Boiling point.

Q. Presence of non-volatile solute raises the ______ (melting/boiling) point of liquids.

Q. How a liquid changes into its gaseous state ? Explain.