Reaction with Metal Sulphites and Bisulphites

Q.

Identify 'A' and 'B' in the following reactions

(i) $KN{O}_3+KHS{O}_4\to A+HN{O}_3$

(ii) $KN{O}_3+H_{2}S{O}_4\stackrel{{200}^{0}c}{\to }KHS{O}_4+B$

1. Potassium sulphate & nitrous acid

2. Potassium bisulphate & nitrous acid

3. Potassium sulphate & nitric acid

4. Potassium nitrite & nitrogen dioxide

Q.

When sodium hydrogen carbonate is added to nitric acid which of the following is formed?

1. Sodium nitrate

2. Sodium carbonate

3. Water

4. Carbon dioxide

Q.

Sodium sulphite $N{a}_{2}S{O}_3$ , reacts with nitric acid $HN{O}_3$.

1. False

2. True

Q. ‘Dogs’, ‘Cats’, ‘Mammals’, ‘Wheat’, ‘Rice’, ‘Plants’, ‘Animals’, etc., are categories of taxa at different levels.

1. False
2. True

Q. A taxon is

1. a taxonomic group of any ranking
2. a person who studies taxonomy
3. a group of similar species
4. a group of related genera

Q. ___________________ deals with the identification, classification and naming of an organism.

Q. Name the taxonomist (s) who wrote Species Plantarum and Systema Naturae.

Q. Taxon is a/an

1. Group of same species
2. Any rank in taxonomic hierarchy
3. Sub - division of kingdom
4. Group of similar genera

Q.

The binomial system of scientific naming was first introduced by __.

Q. Taxonomy is concerned with

1. All the above
2. classification of organisms
3. collection of plants and animals
4. identification, nomenclature and classification of organisms