Teachoo Quiz

Short Quiz

Chapter 2 Class 10 - Acids, Bases and Salts | 5 questions | about 4 minutes

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Question 1 of 5
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Question 1 of 5
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Sodium hydrogen carbonate when added to acetic acid evolves a gas.
Which of the following statements are true about how the gas evolved?
(i) It turns lime water milky
(ii) It extinguishes a burning splinter
(iii) It dissolves in a solution of sodium hydroxide
(iv) It has a pungent odour
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Question 2 of 5
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Which of the following gives the correct increasing order of acidic strength?
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Question 3 of 5
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During the preparation of hydrogen chloride gas on a humid day, the gas is usually passed through the guard tube containing calcium chloride. The role of calcium chloride taken in the guard tube is to
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Question 4 of 5
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If a few drops of a concentrated acid accidentally spills over the hand of a student, what should be done?
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Question 5 of 5
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An aqueous solution turns the red litmus solution blue. Excess addition of which of the following solutions would reverse the change?
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