3 Questions
Which of the following is a common product of the reaction between an acid and a metal?
Hydrogen gas
What is the chemical formula of the compound formed when carbon reacts with oxygen in the air during combustion?
CO2
Which of the following metals does not react with dilute hydrochloric acid?
Copper
Test your knowledge of the chapters on chemical reactions, acids and bases, metals and non-metals, and carbon compounds from CBSE Class 10 using previous year's questions.
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