Chemistry Exams
Educational
CATHOLIC DIOCESE OF KAKAMEGA EVALUATION TEST 233/1 CHEMISTRY PAPER 1
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CATHOLIC DIOCESE OF KAKAMEGA EVALUATION TEST
Kenya Certificate of Secondary Education (K.C.S.E)
233/1
CHEMISTRY PAPER 1
JULY 2025
2 HRS
Instructions to candidates
- Answer ALL the questions.
- All working MUST be clearly shown.
1. The diagram below represents the apparatus used to react steam with magnesium.
a. State one observation made in the boiling tube
(1mark)
b. Write an equation for the reacting that takes place in the boiling tube.
(1mark)
c. State the precaution required before the heating is stopped
Kenya Certificate of Secondary Education (K.C.S.E)
233/1
CHEMISTRY PAPER 1
JULY 2025
2 HRS
Instructions to candidates
- Answer ALL the questions.
- All working MUST be clearly shown.
1. The diagram below represents the apparatus used to react steam with magnesium.
a. State one observation made in the boiling tube
(1mark)
b. Write an equation for the reacting that takes place in the boiling tube.
(1mark)
c. State the precaution required before the heating is stopped
Book Details
Category:
Chemistry Exams
Added on:
October 04, 2025
Formats:
Digital, Print
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