# "State" questions — Cambridge International IGCSE Chemistry (0620)

> 13 questions · chemistry

## How to answer

One-word or one-sentence recall. Structure: <answer>. Assessment Objective: AO1. Every "state" answer on this spec is marked against exactly this pattern.

## Sample questions

1. [Oxides can be classified as acidic, basic, amphoteric or neutral. State the classification of each of the following oxid…](https://www.gradenine.co.uk/q/oxides-can-be-classified-as-acidic-12e4ea03)
2. [State the names of the following organic compounds: a hydrocarbon containing two carbon atoms and one carbon–carbon doub…](https://www.gradenine.co.uk/q/state-the-names-of-the-following-1394eea4)
3. [State two advantages and two disadvantages of using hydrogen-oxygen fuel cells to generate electricity.](https://www.gradenine.co.uk/q/state-two-advantages-and-two-disadvantages-37b3f164)
4. [State the name of each of the following organic compounds and identify the homologous series each belongs to: a compound…](https://www.gradenine.co.uk/q/state-the-name-of-each-of-6bac3c75)
5. [State two characteristic reactions of acids with metals and describe what is observed in each reaction. For each reactio…](https://www.gradenine.co.uk/q/state-two-characteristic-reactions-of-acids-92facbe6)
6. [A student is given three organic compounds with the following molecular formulae: C₃H₈, C₄H₉OH, and C₂H₄. State the name…](https://www.gradenine.co.uk/q/a-student-is-given-three-organic-9df0e6b9)
7. [Iron is a transition element. State two ways in which iron differs from sodium, a Group I metal, in terms of its physica…](https://www.gradenine.co.uk/q/iron-is-a-transition-element-state-9e10dde1)
8. [Ethanol can be oxidised to produce ethanoic acid. State the name of the functional group present in ethanoic acid, give …](https://www.gradenine.co.uk/q/ethanol-can-be-oxidised-to-produce-b2db2a45)

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