Question

3.“తనువు” పదానికి నానార్థాలు.
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Answer 1

Explanation:

is an indicator added to a dilute NaOH solution. The colour of the solution turns pink. When a substance

“B” is added to this solution, the solution becomes colourless. “B” also combines with sodium Hydroxide to

form salt “C” that we use in food in everyday life.

(i) Identify “A” & “B”

(ii) Give the reaction of “B” with sodium Hydroxide.

(iii) Name the type of reaction happened above.

(iv) What is the pH of “B”

(v) Identify “C”