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Year 11 Exam  >  Year 11 Tests  >  Chemistry for GCSE/IGCSE  >  Test: Chemical Reactions - Year 11 MCQ

Test: Chemical Reactions - Year 11 MCQ


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10 Questions MCQ Test Chemistry for GCSE/IGCSE - Test: Chemical Reactions

Test: Chemical Reactions for Year 11 2024 is part of Chemistry for GCSE/IGCSE preparation. The Test: Chemical Reactions questions and answers have been prepared according to the Year 11 exam syllabus.The Test: Chemical Reactions MCQs are made for Year 11 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Chemical Reactions below.
Solutions of Test: Chemical Reactions questions in English are available as part of our Chemistry for GCSE/IGCSE for Year 11 & Test: Chemical Reactions solutions in Hindi for Chemistry for GCSE/IGCSE course. Download more important topics, notes, lectures and mock test series for Year 11 Exam by signing up for free. Attempt Test: Chemical Reactions | 10 questions in 20 minutes | Mock test for Year 11 preparation | Free important questions MCQ to study Chemistry for GCSE/IGCSE for Year 11 Exam | Download free PDF with solutions
Test: Chemical Reactions - Question 1
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What reaction is involved in the production of poly(ester)?

Detailed Solution for Test: Chemical Reactions - Question 1
Polymers are formed from many monomers. Monomers is a general term describing any small and reactive molecules that can be joined together to form a polymer
Test: Chemical Reactions - Question 2
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What type of reaction does the following word equation describe?
Magnesium + zinc chloride → magnesium chloride + zinc

Detailed Solution for Test: Chemical Reactions - Question 2

Magnesium is more reactive than zinc and so displaces it from a compound

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Test: Chemical Reactions - Question 3
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What type of reaction occurs when limestone (calcium carbonate) is heated and becomes calcium oxide?

Detailed Solution for Test: Chemical Reactions - Question 3
Themal = heat, decomposition = break down
Test: Chemical Reactions - Question 4
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What type of reaction occurs when hydrocarbons burn in an insufficient supply of oxygen?
Detailed Solution for Test: Chemical Reactions - Question 4
As there is not enough oxygen for complete combustion, the process is incomplete
Test: Chemical Reactions - Question 5
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What type of reaction is shown by the following word equation?
Hydrochloric acid + sodium hydroxide → sodium chloride + water
Detailed Solution for Test: Chemical Reactions - Question 5

Acid + alkali is a neutralisation reaction

Test: Chemical Reactions - Question 6
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What is the only reaction that removes carbon dioxide from the atmosphere naturally?
Detailed Solution for Test: Chemical Reactions - Question 6
All the other reactions here put carbon dioxide into the atmosphere
Test: Chemical Reactions - Question 7
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Which type of chemical reaction combines two or more substances to form a new compound?
Detailed Solution for Test: Chemical Reactions - Question 7

A combination reaction is where two or more substances combine to form a single compound.

Test: Chemical Reactions - Question 8
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What is the characteristic feature of a single displacement reaction? 
Detailed Solution for Test: Chemical Reactions - Question 8

In a single displacement reaction, one element replaces another in a compound, involving the transfer of electrons.

Test: Chemical Reactions - Question 9
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What type of reaction is shown in the symbol equation?
Fe2O3 + 3CO → 2Fe + 3CO2
Detailed Solution for Test: Chemical Reactions - Question 9

OK, technically, there is an oxidation too, but you should have recognised this as being one of the reactions in the blast furnace which has the iron as its focus so at this level, this equation shows the reduction of iron oxide to iron by the removal of oxygen

Test: Chemical Reactions - Question 10
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What happens to the atoms in a chemical reaction? 
Detailed Solution for Test: Chemical Reactions - Question 10

In a chemical reaction, atoms are rearranged to form new substances, but atoms themselves are neither created nor destroyed.

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