Question

Q3 Write true and false against the following statements.

(a) Orange juice turns blue litmus red.
(b) Neutral is the solution which does not change the colour of either red or blue litmus.
(c) For rusting oxygen and water are necessary.
(d) Indicator is a substance which shows different colour in acidic and basic solution.
(e) Formation of manure from leaves is a physical change.
(f) Iron and rust are the same substance.​

Answer 1

Answer:

(a) True

(b) True

(c) False

(d) True

(e) True

(f) False