Question

* Name the natural source of each of the following acid
(1) Citric acid. (11)oxalic acid,
(ul) Lactic acid. (iv)Tartaric acid.
B) Answer the following:
(1) Give the constituents of baking powder .
Why cake or bread swells on adding baking powder? Write
chemical equation
(iii) Explain with the help of a chemical reaction use of baking soda as
fire extinguisher.​

Answer 1

Answer:

citric acid-lemon , oxalic acid-tomato , lactic acid-curd, tartaric acid- tamarind

Answer 2

Answer:

One natural source of each of the following acids are:

(a) Citric acid - Lemon

(b) Oxalic acid - Tomatoes

(c) Lactic acid - Sour milk or curd

(d) Tartaric acid - Tamarind