Science Notes: Unit 7 - Material Changes

What is the pH of neutral solution?

A liquid has a pH of 1, what type of liquid is it?

Which colours does Universal indicator go in acids?

What colour is Universal indicator when the solution is neutral?

What is Universal indicator?

What is the use of pH scale? How does the Universal indicator help to find the pH of a substance?

What do you mean by neutralisation?

What colour does Universal indicator go in a liquid with a pH of 9?

• A. Red

• B. Green

• C. Blue

• D. Yellow

What range of pH do strong alkalis have?

• A. 1 to 3

• B. 4 to 7

• C. 8 to 10

• D. 11 to 14

The science equipment used to neutralize an alkali very accurately:

• A. Burette

• B. Pipette

• C. Beaker

• D. Flask