EASY
10th CBSE
IMPORTANT
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Which of the following is treated with chlorine to obtain bleaching powder ?

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Important Questions on Acids, Bases And Salts

EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Multiple Choice Questions (MCQs)>Q 65
Plaster of Paris is prepared by heating one of the following to a temperature of 100°C. This is-
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Multiple Choice Questions (MCQs)>Q 66
A salt whose aqueous solution will have a pH of more than 7 will be
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Multiple Choice Questions (MCQs)>Q 67
A salt is dissolved in water and the pH of this salt solution is measured with a universal indicator paper. If the pH of solution is less than 7, the salt is most likely to be
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Multiple Choice Questions (MCQs)>Q 68
Which of the following salts will give an aqueous solution having pH of almost 7?
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10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 69
P and Q are aqueous solutions of sodium chloride and sodium hydroxide, respectively. Which of these will turn blue litmus red?
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10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 69
P and Q are aqueous solutions of sodium chloride and sodium hydroxide, respectively. Which of these will turn red litmus blue?
HARD
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 70
The metal salt A is blue in colour. When salt A is heated strongly over a burner, then a substance B is eliminated and a white powder C is left behind. When a few drops of a liquid D are added to powder C, it becomes blue again. What could be A,B,C and D?
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10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 2 - Acids, Bases And Salts>Questions Based on High Order Thinking Skills (HOTS)>Q 71
When the concentrated aqueous solution of substance X is electrolysed, then NaOH, Cl2 and H2 are produced. Name the substance X. What is the special name of this process?