ICSE 2002 : SCIENCE Paper 2 (Chemistry) - Question 5 Answer the following.

SCIENCE
Paper 2 (Chemistry) - 2002
(One hour and a half)

Question 5
(a) Write the equation for the action of heat on:
(State whether each reaction is an example of thermal decomposition or thermal dissociation).

Formats

Worksheet / Test Paper

Solve Exam Paper

Review

: Fill in the blanks

Your Performance

53.
(i) ammonium chloride

54.
ammonium nitrate

55.
(b) (i) What compounds are required for the laboratory preparation of nitric acid?

56.
(ii) Why does pure nitric acid take on a yellowish brown colour when exposed to light?

57.
(c) Write equations for the following reactions:
(i) Copper and concentrated nitric acid.

58.
(ii) Copper oxide and dilute nitric acid.

59.
(d) The frst step in the manufacture of nitric acid is the catalytic oxidation of ammonia. What is the name of the catalyst?

131 more pages in ICSE Board Class X Solved Exam Question Papers

⇐ Skip and Go To Question 4(c) Ans...

Skip and Go To Question 6 Answer... ⇒