Question

Fill in the blanks with correct options given in brackets.
(i) Latin name for tin is …….[stannum/stibium]
(ii) The formulae for bisulphite is…….[ HS⁻/ HSO₃⁻ ]
(iii) Lead nitrate solution reacts with potassium iodide solution to give yellow coloured precipitate of.…….[ PbI₂ / PbNO₃ ]
(iv) The photosynthesis reaction is classified as .……. reaction.[Exothermic/Endothermic]
(v) Nitrogen dioxide turns acidified ferrous sulphate solution…….[Black/Brown]

Answer 1

Answer:

Stannum

HS

PbNO3

Endothermic

Brown

Answer 2

(i) Stannum.

(ii) HSO₃⁻.

(iii) PbI₂.

(iv) Endothermic.

(v) Brown.

Explanation:

Fill in the blanks:

(i) Latin name for tin is stannum.

(ii) The formulae for bisulphite is HSO₃⁻.

(iii) Lead nitrate solution reacts with potassium iodide solution to give yellow coloured precipitate of PbI₂.

(iv) The photosynthesis reaction is classified as an Endothermic reaction.

(v) Nitrogen dioxide turns acidified ferrous sulphate solution Brown.