Everyday Science · Everyday & Industrial Chemistry · page 5 of 40
Some Chemical Reactions MCQs with Answers
Timed quizzes, instant results, track your progress — free
Practice these MCQs in the appSome Chemical Reactions MCQs (41–50)
10 MCQs with answers and a short one-liner. Hide answers to test yourself.
Past paper MCQs in this chapter · See all past papers
Answers and one-liners are hidden. Tap an option to check that question, or show all.
- 41.
What are the reactants in the reaction: CH4 + 2O2 → CO2 + 2H2O?
- 42.
Formic acid and acetic acid are distinguished from each other by reaction with ?
- 43.
When ethanamide is treated with phosphorus pentoxide it forms?
- 44.
Combustion of methane is?
- 45.
Slight oxidation of a primary alcohol gives ?
- 46.
AB + C → A + BC is a _ reaction.
- 47.
A silver object gets a black coating over time when it is exposed to air. This is due to traces of which one of the following in air?
- 48.
Temporary hardness of water can be conveniently removed by _?
- 49.
Oxygen is prepared in laboratory from KClO₃ in the presence of ?
- 50.
Consider the following chemical reaction: AB + C → A + BC. The above reaction is type of _?