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Untitled
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Preguntas del test (10)
1What is the difference between a mixture and a compound?
- AA mixtures consists of two or more chemical compounds that are not chemically combined together, whereas in a compound, the elements are chemically combined.
- BThe chemical properties of each substance in a mixture are not changed, whereas in a compound, they are.
2Identify the physical methods in which substances in a mixture can be separated
- ADistillation
- BFiltration
- CCrystallisation
3Gas chromatography separates allows what?
- AThe separation of a mixture of compounds
- BA compound
4What device is used to identify substances leaving the end of a column in gas chromatography?
- AA mass spectrometer
- BA datalogger
5Te mass spectrometer can give the WHAT of each substance that is separated in the column?
- AThe relative atomic mass
- BThe atomic number
6Carbonates react with dilute acids to form WHAT?
- ACarbon dioxide
- BOxygen
7What colour is silver chloride?
- AWhite
- BCream
- CPale Yellow
8What colour is silver bromide?
- ACream
- BWhite
- CPale Yellow
9The cathode is the:
- ANegative Electrode
- BPositive Electrode
10The anode is the:
- APositive Electrode
- BNegative Electrode
Información
- Descripción
- Test sobre Untitled, creado por hannah.cockram el 18/05/2013.
- Autor
- hannah.cockram
- Idioma
- English
- Visitas
- 27
- Valoración
- Aún sin valoraciones Valora este test