Q.1.
Alloys are mixtures of metals. Which is NOT an alloy?
Q.2.
A pure substance has a melting point which is .......
Q.3.
Air is a mixture of different gasses. Which list consists of gasses present in the air?
Q.4.
Which of these substances is a mixture?
Q.5.
How would you separate a mixture of iron filings and sulfur?
Q.6.
The name given to the liquid which dissolves the solid in a solution is .......
Q.7.
Which of the following is NOT a mixture?
Q.8.
The best description of a mixture is .......
Q.9.
In a solution, the hotter the solvent .......
Q.10.
The method used to separate colored dyes in ink is .......