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Chemistry CBSE Live product
Class 10 (2026-27)
Chemical reactions and equations
Types of chemical reactions
5.
Identify the chemical reaction
Question:
3
m.
Go through the following question and provide the answer:
A non-metal burns in oxygen to form a gas.
i.
Write the balanced chemical equation.
\(C + O → CO\)
\(2C + O_2 → 2CO\)
\(C + O_2 → CO_2\)
\(C_2 + O_2 → CO_2\)
ii.
Reason out why this reaction is a combination reaction.
Because two substances combine to form a single product
Because a compound breaks into simpler substances
Because a metal displaces another element
Because two compounds exchange ions
iii.
How many products are formed in this reaction?
One
Two
Three
Four
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