Question

frearly cut apple turning brown the iron articles shiny when New but gradually become reddish brown when left for some time how do this change occurred what precautions to be taken to avoid it ​

Answer 1

Freshly cut apple turning brown, the iron articles shine when new but gradually become reddish brown when left for sometime how .do ...

Answer 2

Answer:

The browning of cut apples when exposed to air is oxidation.The oxygen in the air oxidises the enzymes present in the chloroplasts to turn the colourless cells into brown.

Browning of apples can be prevented by spraying lemon juice on them.