Advertisements
Advertisements
Question
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
Air is a mixture and not a compound since the components of air cannot be separated by physical methods.
Options
True
False
Advertisements
Solution
False.
Correct statement: Air is a mixture and not a compound since the components of air can be separated by physical methods.
RELATED QUESTIONS
What was the ancient belief regarding the nature of matter ?
Mention the contribution of the following scientists :
- Antoine Lavoisier
- Robert Boyle
- Joseph Priestley
- Sir W. Ramsay
How is air useful to water boats?
Tick (√) the correct alternative from the choice given for the following statement.
Air consists of
Tick (√) the correct alternative from the choice given for the following statement.
The substance which accelerates the speed of a reaction without itself undergoing any change is called
What will happen if the number of vehicles and factories in your surroundings increases?
______ soil has pH 7.
State the meaning of the term Air
Draw a neat labelled diagram for the following experiment.
To determine the component of air used up in burning, by using phosphorus and a bell jar.
A list of words is given in a box. Use appropriate words to fill up the blank in the following statement.
Air is a ______ of some gases.
