If you, pour a few drops of petrol on your palm, it will feel cool as the petrol evaporates. This change is a/an:

endothermic reaction

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

exothermic reaction

No worries! We‘ve got your back. Try BYJU‘S free classes today!

chemical reaction

No worries! We‘ve got your back. Try BYJU‘S free classes today!

slow reaction

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A endothermic reaction
Endothermic reaction.
Because petrol has a low value of boiling point and latent heat of vaporization so petrol gets evaporated by taking heat from the palm and thus changes its phase from liquid to gas form.

Suggest Corrections

Similar questions

If you pour a few drops of petrol on your palm, you will feel cool as it evaporates. What type of reaction is this?

Q. Statement: When acetone is poured on our palms, we feel a cooling sensation.
Reason: Acetone, which has a lower boiling point, evaporates faster casuing cooling effect.

Q. When you pour spirit onto your palm, you feel a cold sensation. This is because of the fact that

Q. Assertion :Our palm feels cold when we put petrol on it. Reason: During evaporation, particles of the liquid absorb energy from the surrounding or the surface of the palm to compensate for the loss of energy, making the surroundings cool.

Take about 2g barium hydroxide in a test tube .Add 1g of ammonium chloride and mix with the help of glass rod .Touch the bottom of the test tube with your palm what do you feel? Is this an exothermic or endothermic reaction?

Join BYJU'S Learning Program

If you, pour a few drops of petrol on your palm, it will feel cool as the petrol evaporates. This change is a/an:

The correct option is A endothermic reactionEndothermic reaction. Because petrol has a low value of boiling point and latent heat of vaporization so petrol gets evaporated by taking heat from the palm and thus changes its phase from liquid to gas form.

The correct option is A endothermic reaction
Endothermic reaction.
Because petrol has a low value of boiling point and latent heat of vaporization so petrol gets evaporated by taking heat from the palm and thus changes its phase from liquid to gas form.