Question

12. Which of the following is not a type of combustion?
a) Rapid combustion
b) Spontaneous combustion
c) Explosion
d) Blast​

Answer 1

Answer:

i think blast because combustion, or burning, is a high-temperature exothermic redox chemical reaction between a fuel and an oxidant, usually atmospheric oxygen, that produces oxidized, often gaseous products, in a mixture termed as smoke.

blast is not a combustion

Answer 2

Answer:

I think Answer is A) Rapid combustion