Properties of Matter


Explain how the test for carbon dioxide works.

3 years ago


1 Reply




Elena Will

1 Answer

Tara S Profile Picture
Tara S Verified Sherpa Tutor ✓

An experienced and enthusiastic tutor with a PhD in Molecular Biology

1 reviews

Carbon dioxide is tested for by bubbling an unknown gas through limewater (aqueous calcium hydroxide) - if the solution goes cloudy, carbon dioxide is present. This is due to production of a white precipitate called calcium carbonate.

I'm available for 1:1 private online tuition!

Click here to view my profile and arrange a free introduction.

Think you can help?

More Chemistry GCSE Questions
Sherpa Badge

Need a GCSE Chemistry tutor?

Get started with a free online introductions with an experienced and qualified online tutor on Sherpa.

Find a GCSE Chemistry Tutor