Which of the following is a synthesis reaction?

C2H4 + 3 O2 yields 2 CO2 + 2 H2O

2HBr yields H2 + Br2

CO2 + H2O yields H2CO3

F2 + 2 HCl yields Cl2 + 2 HF

Question

Chemistry

Cheddar

12 September, 00:11

Which of the following is a synthesis reaction?

C2H4 + 3 O2 yields 2 CO2 + 2 H2O

2HBr yields H2 + Br2

CO2 + H2O yields H2CO3

F2 + 2 HCl yields Cl2 + 2 HF

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Answers (1)

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Aiden Hickman · Answer 1

Synthesis reaction is a reaction where two or more substances combine to form a new compound. It is a reaction which releases energy in the form of heat and light. Therefore, it is an exothermic reaction. From its the definition the correct answer is the third option where carbon dioxide and water combine to form carbonic acid.

Which of the following is a synthesis reaction?C2H4 + 3 O2 yields 2 CO2 + 2 H2O2HBr yields H2 + Br2CO2 + H2O yields H2CO3F2 + 2 HCl yields Cl2 + 2 HF

Which of the following is a synthesis reaction?

C2H4 + 3 O2 yields 2 CO2 + 2 H2O

2HBr yields H2 + Br2

CO2 + H2O yields H2CO3

F2 + 2 HCl yields Cl2 + 2 HF