A) Substances P and Q are undergoing rapid combustion whereas R is undergoing explosion.
B) Substances P and R are undergoing spontaneous combustion whereas Q is undergoing rapid combustion.
C) Substance P is undergoing rapid combustion, Q is undergoing spontaneous combustion while R is undergoing explosion.
D) Substance P is undergoing spontaneous combustion, Q is undergoing rapid combustion while R is undergoing explosion.
Correct Answer: C
Solution :
Substances which burn rapidly and produce heat and light are said to undergo rapid combustion. The substances that burn on their own at room temperature are said to undergo spontaneous combustion. The substances which burn with the evolution of heat, light, and sound are said to undergo explosion. The correct answer is C.You need to login to perform this action.
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