The subsances that are soapy to touch

Which litmus paper do you use to test acids?

If the substance changed the red litmus in to blue it is an ……

Acid present in apple’s

Ascorbic acid is present in

Which one is used as an anti acid?

Common name of ‘Magnesium Hydroxide’ is

Chemical name of lime water is

Base present in the soaps is

Reaction colour of Methyl orange with acids is

Reaction colour of Methyl orange with base is

Which indicator is colourless in acids?

Which gas is discovered by Henry Cavendish?

The copper is coated with

When a magician cuts the lemon with the knife, it becomes red in colour. The material used on the knife may