Teachoo MCQ Test

Assertion Reasoning Quiz

Preparing for CBSE

Chapter 2 Class 10 - Acids, Bases and Salts | 7 questions

Timed test. Answer every question before time runs out. Correct answers and solutions appear after submission.
Time remaining 504
Question 1 of 7
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Question 1 of 7
Assertion (A): To dilute sulphuric acid, acid is added to water and not water to acid.
Reason (R): Specific heat of water is quite large.
Select one option. Answers are shown after the test.
Question 2 of 7
Assertion (A): When zinc is added to dilute hydrochloric acid, hydrogen is given off.
Reason (R): Hydrogen chloride molecules contain hydrochloric acid and hydrogen atoms.
Select one option. Answers are shown after the test.
Question 3 of 7
Assertion (A): When common salt is kept open, it absorbs moisture from the air.
Reason (R): Common salt contains magnesium chloride.
Select one option. Answers are shown after the test.
Question 4 of 7
Assertion (A) : Gas bubbles are observed when sodium carbonate is added to dilute hydrochloric acid.
Reason (R): Carbon dioxide is given off in the reaction.
Select one option. Answers are shown after the test.
Question 5 of 7
Assertion (A): Plaster of Paris is used by doctors for setting fractured bones.
Reason (R): When Plaster of Paris is mixed with water and applied around the fractured limbs, it sets into a hard mass.
Select one option. Answers are shown after the test.
Question 6 of 7
Assertion (A): Ammonia solution is an alkali.
Reason (R): Ammonia solution turns blue litmus paper red.
Select one option. Answers are shown after the test.
Question 7 of 7
Assertion (A): Baking soda creates acidity in the stomach.
Reason (R): Baking soda is alkaline.
Select one option. Answers are shown after the test.