17. Directions (Q. Nos. 17.(i)-17(iv)) In the following questions a statement of Assertion is followed
by a statement of Reason. Mark the correct choice as 1X4=4
(a) If both Assertion and Reason are true and Reason is the correct explanation of Assertion. ·
(b) If both Assertion and Reason are true but Reason is not the correct -explanation of Assertion.
(c) If Assertion is true but Reason is false.
(d) If Reason is true but Assertion is false.
(e). If both Assertion and Reason are false.
17. i). Assertion: Calcium oxide is a base but not an alkali.
Reason: Calcium oxide is insoluble in water.
17.ii) Assertion: There is no change in the colour of litmus paper when brought in contact with distilled water.
Reason: Litmus Paper is used to find whether an solution is Acidic or Basic.
17. iii). Assertion: When bleaching power is left in the open, its colour changes from blue to white.
Reason: The change in colour as oxygen breaks away from the compound.
17.iv). Assertion: Sodium and Potassium is kept inside kerosene.
Reason: Sodium does not react with organic solvents like kerosene.
Answers
Answered by
0
Answer:
Acid turns blue litmus red and bases turns red litmus blue
Similar questions