Acidic, basic and neutral solutions are given in three test and you are given a strip of red litmus. How will you identify the three solutions?

You are given a piece of cloth.How do you identify its fibres?

You are given three mirrors of equal size-concave, convex and plane. How will you identify them without touching their surfaces ?

You are provided with three test tubes containing distilled water, an acid and a base solution respectively. If you are given only blue litmus paper, how do you identify the contents of each test tube ?

What is the reaction of acids with metals ? How do you test the products?

Rearrange the following sentences is a correct order (i)Collect the white ash and dissolve it in a little water(ii) The red litmus turns into blue colour and so the solution is basic in nature. (iii) Burn a small piece of Magnesium ribbon by holding it with tongs(iv) Touch the solution formed and test this solution with blue litmus and red litmus.

When do you get a neutral solution from acids and bases?

How can you perform litmus paper test to identify the medium of saliva is alkaline?

Calcium oxide dissolves in water producing colourless solution. How do you test the nature of solution?

Suppose raw mango are given to you how would you preserve them?