Which chemical change among the followin...

Which chemical change among the following involves absorption of heat?

A

`CaO+H_(2)OrarrCa(OH)_(2)`

B

`Na(g)rarrNa^(+)(g)+e^(-)`

C

`underset("conc.")(H_(2)SO_(4))+underset("excess")(H_(2)O)rarr H_(2)SO_(4)(aq)`

D

`Al^(3+)+6H_(2)Orarr[Al(H_(2)O)_(6)]^(3+)`

Verified by Experts

The correct Answer is:

B

Similar Questions

Explore conceptually related problems

Which of the following processes involves absorption of energy?

Give an example of a reaction where the following are involved Absorption of heat

Which part among the following is not involved in hearing?

Select the chemical changes from the following list of changes - Rotting of eggs

Which of the following process do not involve absorption of energy?

A chemical reaction always involves absorption of energy.

Which of the following is an example of absorption?