ICSE 1999 : SCIENCE Paper 2 (Chemistry) - Question 3(b) Answer the following.

SCIENCE
Paper 2 (Chemistry) - 1999
(One hour and a half)

Question 3
(b)

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Your Performance

1.
(i) What is the purpose of the contact process?

2.
(ii) Name the catalyst used in the contact process.

3.
(iii) Write the balanced equation for the reaction in the contact process which takes place in the presence of the catalyst.

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