Test
Chemistry AQA C3
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Preguntas del test (32)
1In a flame, lithium compounds turn it .......
- ALilac
- BGreen
- CYellow
- DCrimson
- ERed
- ALilac
2In a flame, Sodium compounds turn it .......
- ACrimson
- BLilac
- CYellow
- DGreen
- ERed
3In a flame, potassium compounds turn it ....
- AGreen
- BLilac
- CRed
- DCrimson
- EYellow
4In a flame, calcium compounds turn it...
- ARed
- BGreen
- CCrimson
- DYellow
- ELilac
5In a flame, barium compounds turn it .....
- AYellow
- BLilac
- CCrimson
- DRed
- EGreen
6How can Halide ions be tested?
- AFlame test
- BWith Sodium Hydroxide
- CBromine Test
- DWith Silver Nitrate
7Silver Chloride is a ........ precipitate.
- AWhite
- BCream
- CPale yellow
8Silver Bromide is a ...... precipitate
- ACream
- BWhite
- CPale yellow
9Silver Iodide is a .......... precipitate.
- ACream
- BWhite
- CPale yellow
10One can test for aluminium ions, calcium ions and magnesium ions with ......
- AA flame test
- BBromine wate
- CSodium hydroxide
- DSilver nitrate
11Aluminium, calcium and magnesium ions form ......... precipitates with sodium hydroxide solution
- Ablue
- Bwhite
- Cgreen
- Dcream
12Copper (2), iron (2) and iron (3) ions can be tested ....
- Awith sodium hydroxide solution
- Bwith a flame test
- Cin bromine water
- Dwith silver nitrate
13In excess sodium hydroxide solution, copper (2) ions form ......... precipitates.
- Agreen
- Bblue
- Cbrown
14In excess sodium hydroxide solution, iron (2) ions form ....... precipitates.
- Agreen
- Bbrown
- Cblue
15In excess sodium hydroxide solution, iron (3) ions form ....... precipitates.
- Abrown
- Bgreen
- Cblue
16During the Haber Process, hydrogen & nitrogen react together in these conditions:
- A400 degrees c
- B350 degrees c
- C450 degrees c
- D200 atmospheres
- E150 atmospheres
- F350 atmospheres
- Gwith a nickel catalyst
- Hwith a copper catalyst
- Iwith an iron catalyst
17In a reversible reaction when the temperature is increased the yield from the ........
- Aendothermic reaction increases and the yield from the exothermic decreases
- Bendothermic reaction decreases and the yield from the exothermic increases
18In a reversible reaction when the temperature is decreased the yield from the ........
- Aendothermic reaction increases and the yield from the exothermic reaction decreases.
- Bendothermic reaction decreases and the yield from the exothermic reaction increases.
19Group 1 metals react with water, releasing
- Acarbon dioxide
- Boxygen
- Chydrogen
20Group 1 metals, form .......... that dissolve in water to give ........... solutions
- Acarbonates
- Bacids
- Chydroxides
- Dacidic
- Ealkaline
21In gaseous reactions, an increase in pressure favours the reaction that produces the ..... number of molecules
- Aleast
- Bmost
22Alcohols react sodium to produce .....
- Acarbon dioxide
- Bsodium chlroide
- Chydrogen
- Doxygen
23Carboxylic acids are part of the ..... molecular group.
- A(-OH)
- B(-COO-)
- C(-COOH)
24Carboxylic acids, react with alcohols in the presence of an ........ catalyst to produce .............
- Aacid
- Balkaline
- Cnickel
- Desters
- Ea stronger acid
- Fa weaker acid
25Esters are part of the ..... molecular group
- A(-COO-)
- B(-OH)
- C(-COOH)
26Newlands, and then Mendeleev, attempted to classify the elements by arranging them in order of their
- Aatomic weights
- Batomic structure
- Catomic numbers
27when electrons, protons and neutrons were discovered early in the 20th century, the periodic table was then arranged in order of
- AAtomic mass
- BAtomic structure
- CAtomic numbers
28In Group 1, the more easily electrons are lost, the ........... number of shells
- Ahigher
- Blower
- Csame
29The less easily electrons are gained therefore the ........ number of shells is more reactive
- Alower
- Bhigher
- Csame
30What may be added to drinking water to reduce microbes and fluorides?
- AOxygen
- BChlorine
- CWeak acids
- DIodine
- EBromine
31Is bond breaking exothermic or endothermic?
- AEndothermic
- BExothermic
- CBoth
32Is bond formation exothermic or endothermic?
- AExothermic
- BEndothermic
- CBoth
Información
- Descripción
- Test sobre Chemistry AQA C3, creado por Oliver Cusack el 10/04/2015.
- Autor
- Oliver Cusack
- Idioma
- English
- Visitas
- 84
- Valoración
- 5,0 de 5 · 1 valoración Valora este test