Advertisements
Advertisements
Question
Give balanced equation for the following conversion affected by heat alone on the substance:
Copper carbonate to copper oxide
Advertisements
Solution
Action of heat on:
\[\ce{\underset{\text{[light green]}}{CuCO3} ->[\triangle] \underset{\text{[black]}}{CuO} + CO2}\]
APPEARS IN
RELATED QUESTIONS
How would you show that setting of curd is a chemical change?
Write true or false :
When potassium iodide solution is added to lead acetate solution a red precipitate is formed.
Name the type of chemical reaction shown by the following equation:
2Mg + O2 → 2MgO
Choose the correct option from the bracket and explain the statement giving reason.
(Oxidation, displacement, electrolysis, reduction, zinc, copper, double displacement, decomposition)
To prevent rusting, a layer of ______ metal is applied on iron sheets.
Write the chemical reaction where the following changes are observed.
Precipitate is formed
State the original colour of the following substance and colour of residue obtained after heating.
Lead nitrate
Distinguish by heating the following in dry test tubs.
Copper Sulphate and copper carbonate
Limestone contains ______ mainly.
What is the role of a catalyst in a chemical reaction?
The simplest method of preventing rusting of iron is to coat it with oil, grease, or paint. The reason being ______.
