Physics, asked by adhurshamnas, 10 months ago

copper utensils and sheets become blackidh aftr some days​

Answers

Answered by prakhar123434
1

Answer:

Due to the formation of copper oxide on its surface

Explanation:

Cu + O2 ---->Cuo

Answered by nair93091
1

Answer:

Copper utensils and sheets become black after some days because copper reacts with the carbon dioxide present in air to form copper carbonate. As a result they get corroded and this process is called corrosion.

Previous Question
Next Question
Similar questions
Science, 5 months ago
Assertion: Diffused reflection is in accordance with laws of reflection.     Reason: For parallel incident rays, reflected rays are in different directions. a) Both A and R are true and R is the correct explanation of the assertion. b) Both A and R are true but R is not the correct explanation of the assertion. c) A is true, but R is the false. d) A is false, but R is true.​
Math, 5 months ago
A school bus travell distenance of 30 km in 1 hour .jow much time will take to travell distenance 90 km​...
Science, 5 months ago
Which title is suitable for this above pic ?​
Math, 10 months ago
03 rational between -1 and 1/5​...
Math, 10 months ago
What is the total surface area of a cube of side 2 cm?​
Science, 1 year ago
The angle of incidence for a ray of light at a refracting surface of a prism is 45°. The angle of prism is 60°.
Science, 1 year ago
Reactivity order of halides for dehydrohalogenation is (a) R - F > R - Cl > R - Br > R - I...
Physics, 1 year ago
a current of 2A passing through a conductor produces 80J of heat in 10 seconds. The resistance of the conductor is...