Science Coordinate 0654: C2. Experimental techniques Topical Past Paper Questions
Cambridge IGCSE Science Coordinate (0654) past-paper questions on C2. Experimental techniques, free. This topic is frequently examined across 23 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
When manganese(IV) oxide powder is added to aqueous hydrogen peroxide, the hydrogen peroxide decomposes and forms oxygen gas. $$ hydrogen~peroxide\rightarrow oxygen+water $$ Plan an investigation to determine the relationship between the rate of this reaction and the initial temp…
A student investigates the dyes contained in several food colourings using chromatography. ## (a) Procedure The student: • draws a baseline in ink on a piece of chromatography paper - puts a spot of each food colouring on the baseline • dips the chromatography paper in water • ta…
Fig. 1.1 shows a photograph of a shark's tooth. Fig. 1.1 (a) In the box, make a large, detailed, pencil drawing of the tooth in Fig. 1.1. (b) (i) Draw a line to join points A and B on Fig. 1.1. [3] Measure the length of this line AB in millimetres to the nearest millimetre. .....…
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