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Acids, Bases and Salts

Name the sodium compound which is used for softening hard water.

14/11/2024

Science

10th

Acids, Bases and Salts

Name the substance which on treatment with chlorine yields bleaching powder.

14/11/2024

Science

10th

Acids, Bases and Salts

What is the common name of the compound CaOCl2 ?

14/11/2024

Science

10th

Acids, Bases and Salts

Under what soil condition do you think a farmer would treat the soil of his fields with quick lime (calcium oxide) or slaked lime (calcium hydroxide) or chalk (calcium carbonate)?

14/11/2024

Science

10th

Acids, Bases and Salts

Do basic solutions also have H+
(aq) ions? If yes, then why are these basic?

14/11/2024

Science

10th

Acids, Bases and Salts

What effect does the concentration of H+
(aq) ions have on the nature of the solution?

14/11/2024

Science

10th

Acids, Bases and Salts

You have two solutions, A and B. The pH of solution A is 6 and pH of solution B is 8. Which solution has more hydrogen ion concentration? Which of this is acidic and which one is basic?

14/11/2024

Science

10th

Acids, Bases and Salts

How is the concentration of hydronium ions (H3O+ ) affected when a solution of an acid is diluted?

14/11/2024

Science

10th

Acids, Bases and Salts

While diluting an acid, why is it recommended that the acid should be added to water and not water to the acid?

14/11/2024

Science

10th

Acids, Bases and Salts

Why does dry HCl gas not change the colour of the dry litmus paper?

14/11/2024

Science

10th