2:12 describe the formation of carbon dioxide from the thermal decomposition of metal carbonates, including copper(II) carbonate

2:12 describe the formation of carbon dioxide from the thermal decomposition of metal carbonates, including copper(II) carbonate

On heating metal carbonates thermal decompose into metal oxides and carbon dioxide.

Observation: green powder (CuCO₃) changes to a black powder (CuO)

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Hydr0Gen2019-06-21T08:17:19+00:00Categories: (c) Gases in the atmosphere, 2 Inorganic chemistry, Edexcel iGCSE Chemistry|Tags: 2:12, Chemistry, Double, GCSE, GCSE_Chemistry_SpecPoint, SpecPoint, Topic: Key Reactions, Topic: Specification experiments|

Past paper questions on spec point:

Spec	Q'stion	Ans	MS
2:12	Jan '15 (2), Q 3 b	Answer	MkS
2:12	May '15 (2), Q 2 a	Answer	MkS
2:12	May '15 (2), Q 2 b	Answer	MkS
2:12	May '15 (2), Q 2 c i	Answer	MkS
2:12	May '15 (2), Q 2 c ii	Answer	MkS
2:12	May '15 (2), Q 2 c iii	Answer	MkS