MyQuestionIcon

1

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

Blood Vessels

Name the chem...

Question

Name the chemical used to test the presence of $C O_{2}$ in exhaled air. [1 MARK]

Open in App

Solution

Calcium hydroxide (chemical name for limewater) reacts with carbon dioxide in the exhaled air to form calcium carbonate which is insoluble in water and thus forms a milky white precipitate.

Suggest Corrections

thumbs-up

12

Similar questions

Q. The lime water test is used to confirm the presence of oxygen in the air we exhale.

Q. The lime water test is used to confirm the presence of _______ in the air we exhale.

Q. Lime water turns milky when the exhaled air is expelled in the test tube because of the presence of

Q. Name the chemical used to test starch.

Q. Mention the two chemicals which you have used in a experiment to test the presence of starch in the leaf.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Blood vessels - Concept

BIOLOGY

Watch in App

explore_more_icon

Explore more

Standard VII Biology

Join BYJU'S Learning Program

CrossIcon