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CBSE 9th Chemistry | Matter-Nature and Behaviour – NCERT solved Questions
Matter-Nature and Behaviour – NCERT solved Questions Question 1. Which of the following are matter? Chair, air, love, smell, hate, almonds, thought, cold-drink, smell of perfume. Answer. The following are matter. Chair, air, almonds, cold-drink, smell of perfume. [NOTE] : Love, hate, smell and thought are not matter as they neither have mass, nor…
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Chemistry X | Acid, Bases and Salts: NCERT Solved Questions
Acid, Bases and Salts: NCERT Solved Questions Question 1. You have been provided with three test tubes. One of them contains distilled water and the other two contain an acidic solution and a basic solution respectively. If you are given only red litmus paper, how will you identify the contents of each test tube ?…