When a copper pouder is heated ,strongly in air it forms copper oxide. Write a balanced chemical equation for this reaction. Name (1) substance oxidised and (2) substance reduced

Open in App

Solution

Dear student ,

The reaction is :
2Cu+O₂--->2CuO

Copper is the substance to be oxidised. Oxygen is the substance to be reduced.

Regards

Suggest Corrections

Similar questions

(a) Explain the following in terms of gain or loss of oxygen with one example each :

(i) oxidation (ii) reduction

(b) When copper powder is heated strongly in air, it forms copper oxide. Write a balanced chemical equation for this reaction. Name (i) substance oxidised, and (ii) substance reduced.

Q. (a) Define the following in terms of gain or loss of hydrogen with one example each:
(i) oxidation (ii) reduction
(b) When a magnesium ribbon is heated, it burns in air to form magnesium oxide. Write a balanced chemical equation for this reaction. Name (i) substance oxidised, and (ii) substance reduced.

Q. (a) When sodium is burnt in chlorine, sodium chloride is formed, and when molten sodium chloride is electrolysed, then sodium and chlorine are formed. What type of reaction takes place:
(i) in the first case?
(ii) in the second case?
(b) When hydrogen is passed over heated copper oxide, copper and steam are formed. Write a balanced chemical equation for this reaction. State which of the chemicals is oxidised and which one is reduced?
(c) What would you observe when zinc is added to a solution of iron sulphate? Write the chemical equation of the reaction which takes place. Why does this reaction occur?

You might have noted that when copper powder is heated in a Chine dish of copper powder becomes coated with black colour substance.

(i) How has this black-colored substance formed?

(ii) What is that black substance?

(iii) Write the chemical equation of the reaction that takes place.

Zine oxide reacts with carbon, on heating, to form zinc metal and carbon monoxide. Write a balanced chemical equation for this reation. Name (i) oxidising agent, and (ii) reducing agent, in this reaction.

Join BYJU'S Learning Program

When a copper pouder is heated ,strongly in air it forms copper oxide. Write a balanced chemical equation for this reaction. Name (1) substance oxidised and (2) substance reduced​

Dear student , The reaction is : 2Cu+O2--->2CuO Copper is the substance to be oxidised. Oxygen is the substance to be reduced. Regards

When a copper pouder is heated ,strongly in air it forms copper oxide. Write a balanced chemical equation for this reaction. Name (1) substance oxidised and (2) substance reduced

Dear student ,

The reaction is :
2Cu+O₂--->2CuO

Copper is the substance to be oxidised. Oxygen is the substance to be reduced.

Regards