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Chemistry
2. Acids, Bases and Salts
Home · Class 10 · Chemistry · Ref. Book · 2. Acids, Bases and Salts
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Q9 of 48 Page 2

Name the acid present in the following:(a) Tomato(b) Vinegar(c) Tamarind. (CBSE 2006)

a. The acid present in tomato is oxalic acid.


b. The acid present in vinegar is acetic acid.


c. The acid present in tamarind is tartaric acid.

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7

What is the colour of FeSO4.7H2O crystals? How does this colour change upon heating? Give balanced chemical equation for the changes. (CBSE 2011)

8

A student dropped few pieces of marble in dilute HCl contained in a test tube. The evolved gas was passed through lime water.
(a) What change would be observed in lime water?
(b) Write balanced chemical equation for the above change. (CBSE 2011)

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A gas ‘X’ reacts with lime water and forms a compound ‘Y’ which is used as a bleaching agent in chemical industry. Identify ‘X’ and ‘Y’. Give the chemical equation of the reactions involved.(CBSE 2011)

11

A milkman adds a very small amount of baking soda to fresh milk.
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(b) Why does this milk take a longer time to set as curd? (CBSE 2012,2011)

Questions · 48
2. Acids, Bases and Salts
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