Mark the wrong statement. (A) People sleeping in closed room with coa

1.	Mark the wrong statement. (A) People sleeping in closed room with coal fire burning inside, can die due to CO2 poisoning. (B) Flame is only produced when gaseous substances burn. (C) Fullerenes are allotropes of carbon. (D) lntake of methyl alcohol can cause death
Answer» Correct option (A) People sleeping in closed room with coal fire burning inside, can die due to CO₂ poisoning. Explanation: lncomplete burning of coal in a closed room produces carbon monoxide. Carbon monoxide combines with haemoglobin more efficiently than oxygen, causing deficiency of oxygen in tissues and cells which can lead to death.

Mark the wrong statement. (A) People sleeping in closed room with coal fire burning inside, can die due to CO2 poisoning. (B) Flame is only produced when gaseous substances burn. (C) Fullerenes are allotropes of carbon. (D) lntake of methyl alcohol can cause death

Answer»

Correct option (A) People sleeping in closed room with coal fire burning inside, can die due to CO₂ poisoning.

Explanation:

lncomplete burning of coal in a closed room produces carbon monoxide. Carbon monoxide combines with haemoglobin more efficiently than oxygen, causing deficiency of oxygen in tissues and cells which can lead to death.

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Mark the wrong statement. (A) People sleeping in closed room with coal fire burning inside, can die due to CO2 poisoning. (B) Flame is only produced when gaseous substances burn. (C) Fullerenes are allotropes of carbon. (D) lntake of methyl alcohol can cause death

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