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Chemistry CBSE Live product
Class 10 (2026-27)
Chemical reactions and equations
Revision III - Chemical reactions and equations
4.
Types of reaction
Question:
2
m.
Answer the following question:
A yellow non-metal ‘X’ burns to form a pungent gas ‘Y’. Identify X, Y, and type of reaction.
i. '
X' is
\(S\)
\(H\)
\(P\)
\(C\)
ii. '
Y' is
\(SO_2\)
\(H_2O\)
\(CO_2\)
\(P_4O_2\)
iii.
Type of reaction is
Displacement
Combination
Redox
Decomposition
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