Question

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Answer 1

Answer:

27-b

28-c

29-d

30-d

31-b

32-c

33-d

34-d

35-a

36-c

Explanation:

Answer 2

Answer:

27- b) Fe2O3 with reddish brown colour

28- c) Blue colour will change to green coloured solution

29- d) dilute CH3COOH

30- a) double displacement

31- a) iron is oxidised

32- b) SO3

33- b) brown gas is evolved with white precipitate

34- b)hissing sound is produced

35- a) displacement reaction as well as redox reaction

36- c) brown

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