Section 6. Chemical reactions for Chemistry, IGCSE - revisedeck

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6. Chemical reactions

A section of Chemistry, 0620

Listing 10 of 905 questions

Three processes are listed. burning methane in air radioactive decay of 235U reacting hydrogen with oxygen. Which statements about these processes are correct?

0620_s11_qp_11

MCQ

2011

Paper 1, Variant 1

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Three processes are listed. burning methane in air radioactive decay of 235U reacting hydrogen with oxygen. Which statements about these processes are correct?

0620_s11_qp_12

MCQ

2011

Paper 1, Variant 2

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Three processes are listed. burning methane in air radioactive decay of 235U reacting hydrogen with oxygen. Which statements about these processes are correct?

0620_s11_qp_13

MCQ

2011

Paper 1, Variant 3

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Four reactions produce carbon dioxide. respiration fermentation combustion of methane manufacture of lime Which reactions do not use oxygen from the air?

0620_s15_qp_13

MCQ

2015

Paper 1, Variant 3

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Which statement about sulfuric acid is correct?

0620_s17_qp_21

MCQ

2017

Paper 2, Variant 1

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Which statement about sulfuric acid is correct?

0620_s17_qp_22

MCQ

2017

Paper 2, Variant 2

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Which statement about sulfuric acid is correct?

0620_s17_qp_23

MCQ

2017

Paper 2, Variant 3

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Dry air is passed over hot copper until all the oxygen has reacted. heat copper dry air The volume of gas at the end of the reaction is 120 cm3. What is the starting volume of dry air?

0620_s18_qp_11

MCQ

2018

Paper 1, Variant 1

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Dry air is passed over hot copper until all the oxygen has reacted. heat copper dry air The volume of gas at the end of the reaction is 120 cm3. What is the starting volume of dry air?

0620_s18_qp_12

MCQ

2018

Paper 1, Variant 2

View

Dry air is passed over hot copper until all the oxygen has reacted. heat copper dry air The volume of gas at the end of the reaction is 120 cm3. What is the starting volume of dry air?

0620_s18_qp_13

MCQ

2018

Paper 1, Variant 3

View

Questions Discovered

905