Quiz
GCSE AQA Chemistry 1 Quiz
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Questions in this quiz (50)
1Which of these can be found in the nucleus of an atom?
- AProton
- BElectron
- CNeutron
2Number of protons [blank_start]equals[blank_end] number of electrons
- Aequals
3Elements in the same group have...
- Athe same number of electrons in their outer shell
- Bsimilar properties
- Cthe same atomic number
- Dthe same number of shells
4The mass number is the total number of [blank_start]protons[blank_end] and neutrons
- Aprotons
- Belectrons
- Cshells
5What's the maximum number of electrons in the first shell?
- A2
- B8
- C4
- D1
6An ionic bond is formed between 2 non-metals.
- ATrue
- BFalse
7Covalent bonding involves [blank_start]sharing[blank_end] electrons.
- Asharing
8Limestone thermally decomposes to produce ............ + carbon dioxide
- Acalcium oxide
- Bcalcium hydroxide
- Cwater
- Dlimewater
9Calcium carbonate reacts with acid to produce a calcium salt, [blank_start]carbon dioxide[blank_end] and water.
- Acarbon dioxide
- Bhydrogen
- Coxygen
10Calcium oxide + water -----> ...........................?
- ACalcium hydroxide
- BCalcium carbonate
- CLimewater
11Bubbling gas through limewater is the test for ..............?
- Acarbon dioxide
- Bhydrogen
- Climestone
12Limestone can be used to make.....................?
- Acement
- Bmortar
- Cconcrete
- Dgraphite
- Emarble
13What are some disadvantages of quarrying limestone?
- ADestroys habitats
- BNoise & dust pollution
- CCauses acid rain
- DIt is cheap & quick
14A metal ore is a rock which contains enough metal to make it worthwhile extracting metal from it
- ATrue
- BFalse
15How will metals that are more reactive than carbon be extracted?
- ABy electrolysis
- BBy reduction with carbon
- CBy smelting
- DBy oxidation
16Which of these can an electrolyte NOT be made of?
- AMetal salt solutions made from the ore
- BMolten metal oxides
- CSolid ore
17In a solution of a dissolved metal compound, a more reactive metal with displace a less reactive metal as it bonds [blank_start]more[blank_end] strongly to the compound.
- Amore
- Bless
18Which of these describes the bioleaching process?
- ABacteria separate copper from copper sulphide, get energy from the bond between them, separating the copper and leaving a leachate with copper.
- BPlants are grown in soil that contains copper, copper builds up inside leaves, plants are harvested, dried & burned, copper is collected from ash in furnace
19What are some positives of metal extraction?
- AProvides local people with jobs
- BProvides us with useful products
- CDoesn't pollute the environment
- DDoesn't permanently damage the environment
20What are some properties of all metals?
- AStrong
- BCan be bent/shaped
- CCan conduct heat/electricity
- DLow density
- ECorrosion-resistant
21Iron that has come straight from the blast furnace contains what percentage of iron?
- A96%
- B100%
- C93%
- D90%
22Bronze is made of [blank_start]copper[blank_end] and tin.
- Acopper
- Biron
- Cchromium
23Why can crude oil be separated into different fractions?
- AIt is a mixture of hydrocarbons
- BIt contains hydrocarbon compounds
- CIt contains elements in their pure forms
24A hydrocarbon can be tapped when it reaches its ................... ?
- ABoiling point
- BMelting point
25Hydrocarbons (alkanes) are chains of carbon atoms surrounded by [blank_start]hydrogen[blank_end] atoms.
- Ahydrogen
26Which of the following are true? The shorter the molecule..........
(HINT: there are three!)- Athe less viscous it is
- Bthe more viscous it is
- Cthe more volatile it is
- Dthe less volatile it is
- Ethe more flammable it is
- Fthe less flammable it is
27Why is crude oil a good fuel to use?
- AIt burns cleanly
- BIt is easier & cheaper
- CIt is more reliable
- DIt doesn't pollute
- EIt is a renewable fuel
28Which of these can be produced when burning a fossil fuel, other than carbon dioxide & water vapour?
- ASulphur dioxide
- BNitrogen oxides
- CCarbon monoxide
- DHydrogen
- EOxygen
29Which of these fuels are 'carbon neutral'?
- AEthanol (made by fermentation)
- BBiodiesel
- CHydrogen gas
- DEthanol (made by hydration)
30Cracking involves passing a vaporised hydrocarbon over a powdered catalyst at a high temperature. Which of the following are true?
- AAluminium oxide is the catalyst used
- BNickel is the catalyst used
- CThe temperature is about 400*C - 700*C
- DThe temperature is about 900*C - 1200*C
31Alkenes contain a carbon double bond which means that they are [blank_start]unsaturated[blank_end].
- Aunsaturated
- Bsaturated
32Which of these describes the fermentation process to produce ethanol?
- Asugar ----> ethanol + carbon dioxide
- Bethene + water vapour ----> ethanol
- Csugar ----> ethanol + water
33The test for alkenes involves adding bromine water and, if an alkene is present, it will turn from colourless to brown.
- ATrue
- BFalse
34What are the problems with the fermentation process?
- AIt produces impure ethanol
- BIt is a batch process
- CIt is a continuous process
- DIt uses a low temperature
35Polymerisation involves joining together many monomers to form [blank_start]polymers[blank_end].
- Apolymers
36Which of these are uses of polymers?
- AMemory foam
- BPlastic bags
- CCar bodies
- DSun cream
- EWound dressings
- FTooth fillings
37Vegetable oils provide a lot of [blank_start]energy[blank_end].
- Aenergy
38Why is it good that vegetable oils have high boiling points?
- AFoods can be cooked faster
- BFoods taste better
- CFoods are made healthier
39[blank_start]Unsaturated[blank_end] oils contain a C=C double bond.
- AUnsaturated
- BSaturated
40How can unsaturated oils be hardened?
- AReact with hydrogen
- BReact with water vapour
- CNickel catalyst
- DIron catalyst
- E60 degrees C
- F400 degrees C
41Partially hydrogenated vegetable oils are much better for you than saturated fats.
- ATrue
- BFalse
42Which of these are correct about emulsifiers?
- AEmulsifier molecules have a hydrophilic head that is attracted to water
- BEmulsifier molecules have a hydrophobic tail that is attracted to oil
- CEmulsifier molecules have a hydrophilic tail that is attracted to water
- DEmulsifier molecules have a hydrophobic head that is attracted to oil
43What evidence did Wegener use to come up with his theory of Continental Drift?
- ASimilar fossils found on opposite sides of the Atlantic Ocean
- BThe idea of land bridges
- CThe coastlines of Africa & S. America seeming to 'match'
- DMatching layers found in rocks in different continents
- EMeasuring the movements of the continents
44Wegener's theory of Continental Drift: 300 million years ago, there was one [blank_start]supercontinent[blank_end] (Pangaea) which broke into smaller continents which are still slowly drifting apart.
- Asupercontinent
45The mantle has all the properties of a [blank_start]solid[blank_end] but it can flow very slowly.
- Asolid
46Radioactive decay in the Earth's core releases [blank_start]heat[blank_end] energy which causes the mantle to flow in convection currents - moving the tectonic plates.
- Aheat
47Where did most of the carbon dioxide in the Earth's early atmosphere go?
- ADissolved into the oceans
- BAbsorbed by photosynthesis
- C'Locked up' in sedimentary rocks
48What does the ozone layer do?
- ABlocks harmful rays from the Sun
- BProtect us from meteorites
- CRegulate our temperature
49Miller-Urey experiment set up: Sealed [blank_start]nitrogen[blank_end], hydrogen, ammonia & methane into their apparatus & applied an electrical charge for a week.
- Anitrogen
50Why is carbon dioxide removed before air is cooled to -200 degrees C in the fractional distillation of air?
- AIt would freeze & block the pipes
- BIt wouldn't condense
- CIt must be distilled separately
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- 50 questions all about C1!
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- Lilac Potato
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- English
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