CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Endothermic and Exothermic Reaction

Quicklime rea...

Question

Quicklime reacts vigorously with water to for calcium hydroxide with a hissing sound. WHY IS THE HISSING SOUND PRODUCED?

Open in App

Solution

Dear Student,
Reaction of calcium oxide and water yields calcium hydroxide and energy.
CaO + H₂O $\to$ Ca(OH)₂+ energy
The reaction is exothermic in nature. That is why a hissing sound is produced due to the release of considerable amount of energy.

Regards,

Suggest Corrections

thumbs-up

1

Similar questions

Q. Assertion :Sodium reacts with water, producing a hissing sound. Reason: Sodium reacts with water and produces hydrogen gas.

Snake produces hissing sound through

Q. In a test tube containing vinegar, small amount of baking soda is mixed. A gas bubbles out along with hissing sound. The gas is:

Q. i) Bombardier beetle releases foul smell.
ii) Hissing sound of snakes.
Why do beetles and snakes show these kind of behaviours?

Q. On adding a white solid ‘X’ to water, a hissing sound is heard and a lot of heat is produced along with the formation a product ‘Y’.
The solution of ‘Y’ is applied on the walls of buildings during whitewashing. It reacts with carbon dioxide in air to form 'Z'. This Z gives a shiny finishing to the walls after 2-3 days of whitewashing.

(ii) The chemical formula of the product Y is _______.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Chemical Reactions and Equations II

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Endothermic and Exothermic Reaction

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon