GCSE CHEMISTRY - What does Quantitative and Qualitative mean?

gcsescience.com 21 gcsescience.com

What does Quantitative and Qualitative mean?

In chemistry quantitative means describing a chemical reaction
in terms of the amounts (quantities) of substances.

Qualitative means describing a chemical reaction
in terms of what it does.

For example, when magnesium burns in air,

a qualitative description would be
"Magnesium burns in air with a brilliant white flame
to form magnesium oxide"

a quantitative description would be
"10g of magnesium burns in air
to form 16·67g of magnesium oxide"
(see moles).

Links Solid Liquid Gas Revision Questions

gcsescience.com The Periodic Table Index Chemistry Quiz gcsescience.com

Home GCSE Chemistry GCSE Physics