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Chemistry ATP Quiz
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Preguntas del test (11)
1Which two are examples of oxidising agents?
- AAcidified Potassium Manganate(VII)
- BAqueous Potassium Iodide
- CAnhydrous Calcium Chloride
- DConcentrated Sulphuric Acid
- EAcidified Potassium Dichromate(VI)
2What is the colour change for the oxidising agent Acidified Potassium Manganate(VII)?
- A(purple to colourless)
- B(orange to green)
- C(green to orange)
- D(white to blue)
3Copper(II) chloride and copper(II) carbonate are blue
- AVerdadero
- BFalso
4What temperature is optimum for enzymes in yeast in fermentation? (degrees Celsius)
- A37
- B60
- C62
- D20
- E35
5What is a bung used for in fermentation?
- A let Carbon Dioxide out and prevent entry of Oxygen
- B let Oxygen out and prevent entry of Carbon Dioxide
6Tick all reasons why the fermentation reaction might stop.
- AAn excess in conc. of alcohol
- BThe yeast dies
- CGlucose finishes up
- DNepal earthquake
7What might you use to cool the gases in fractional distillation by absorbing heat from them
- ACondenser
- BGlass beads
- CLiquifying column
- DCopper wire
8Which indicator is yellow at a low pH and blue at a high pH?
- AUniversal Indicator
- BMethyl Orange
- CPhenolphtalein
- DBromothymol
9What is the colour change when testing for water with Anhydrous Cobalt(II) Chloride
- Awhite to blue
- Bblue to pink
- Cpink to green
- Dblue to colourless
10Complete the equation: Acid + Carbonate →
- ASalt + Water + Carbon Dioxide
- BSalt + Carbon Dioxide
- CSalt + Water + Carbon
- DWater + Carbon Dioxide
11Complete the equation: Acid + Alcohol →
- AEster + Water
- BEster + Hyrdogen
- CAlkene + Hydrogen
- DAlkene + Water
Información
- Descripción
- GCSE Chemistry Test sobre Chemistry ATP Quiz, creado por lisawinkler10 el 09/05/2015.
- Autor
- lisawinkler10
- Idioma
- English
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- 117
- Etiquetas
- Valoración
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