(English Medium) ICSE Class 10 - CISCE Question Bank Solutions

Give a chemical test to distinguish between dilute sulphuric acid and conc. sulphuric acid.

Name the products formed when hot and concentrated sulphuric acid reacts with Sulphur.

Name the products formed when hot and concentrated sulphuric acid reacts with NaOH.

Name the products formed when hot and concentrated sulphuric acid reacts with Sugar.

Name the products formed when hot and concentrated sulphuric acid reacts with Carbon.

Name the products formed when hot and concentrated sulphuric acid reacts with Copper.

Why is concentrated sulphuric acid kept in air tight bottles?

Why is H₂SO₄ is not used as a drying agent for H₂S?

 Choose the correct answer from the options given below :
An electrolyte which completely dissociates into ions are : 

Name the ions furnished by bases in solution.

Name the ions furnished by : a weak alkali

Name the ions furnished by : an acid

Give one example : Basic oxide which is soluble in water.

Give one example : A hydroxide which is highly soluble in water.

Give one example : A basic oxide which is insoluble in water.

Give one example : A hydroxide which is insoluble in water.

Give one example : A weak mineral acid.

Give one example : A base which is not an alkali.

Give one example : An oxide which is a base.

Give one example : A hydrogen containing compound which is not an acid.