melting point and boiling point

Question 1

What is the definition of melting point?

Answer 1

Melting point is the temperature at which solid changes into a liquid.

Question 2

The melting point is an important.. what?

Answer 2

The melting point is an important physical property of a compound.

Question 3

What can the melting point be used to identify?

Answer 3

The melting point can be used to identify a substance and as an indication of its purity.

Question 4

Pure substances have specific what?

Answer 4

Pure substances have specific melting and boiling points.

Question 5

What do impure substances boil over?

Answer 5

Impure substances such as mixtures melt and boil over a range of temperatures.

Question 6

what is the opposite of melting point?

Answer 6

freezing point

Question 7

what is the term ‘freezing point’ used for?

Answer 7

The term ‘freezing point’ is used to denote the temperature at which a liquid is converted into a solid

Question 8

what is boiling point?

Answer 8

Boiling point is the temperature at which a liquid changes into a gas.