Collect some salt substances with the help of your teacher. Make their salt solutions. Test the salt solutions with blue litmus and red litmus papers. Classify these salts and record your observations in the table.

Test the following salt substances with red litmus and blue litmus papers. Record your observations in the table.

Why is salt solution added to the slide while observing cell membrane?

Collect the salt samples like sodium chloride, aluminium chloride, copper sulphate, sodium acetate, ammonium chloride, sodium hydrogen carbonate and sodium carbonate. Dissolve them in distilled water. Check the action of these solutions with litmus papers. Find the pH using pH paper. Classify them into acidic, basic or neutral salts. Identify the acid and base used to form the above salts. Record your observations in table

If a solution of a substance changed red litmus paper into blue, guess the colour of it in methyl orange indicator.

Take five beakers with water. Take small quantities of sugar, salt, chalk powder, sand and sawdust. Add each material to separate beakers and stir. Observe the changes and record your observations in the given table.

Turmeric paper is a natural indicator, along with turmeric indicator paper, we can also prepare other natural indicators mentioned in the table below. Carry on tests and record your observations on the given table.

A solution turns red litmus paper to blue colour.The nature of the solution is _____.

Take solutions of some juices of fruits, vegetables, cold drinks and various solutions in beakers test tubes and test them with blue and red litmus papers. List out results in the table, by marking (?) in the relevant column if the colour changes, put (?) if the colour is unchanged.

A colourless salt gives violet colour to Bunsen flame and also turns moist litmus paper blue. The salt is

Name some salts which are used in your home?