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Grade: 12

                        

Classify the following as chemical or physical changes: • cutting of trees, • melting of butter in a pan, • rusting of almirah, • boiling of water to form steam, • passing of electric current, through water and the water breaking down into hydrogen and oxygen gas, • dissolving common salt in water, • making a fruit salad with raw fruits and • burning of paper and wood.

Classify the following as chemical or physical changes:
           •  cutting of trees,
           •  melting of butter in a pan,
           •  rusting of almirah,
           •  boiling of water to form steam,
           •  passing of electric current, through water and the water breaking down into hydrogen and oxygen gas,
           •  dissolving common salt in water,
           •  making a fruit salad with raw fruits and
           •  burning of paper and wood.

one month ago

Answers : (1)

Anand Kumar Pandey
askIITians Faculty
4239 Points
							Dear Student

Physical Change Chemical Change
•cutting of trees •rusting of almirah
•passing of electric current through water
and breaking down into hydrogen and
then oxygen gas
•burning of paper and wood
•melting of butter in a pan
•boiling of water to form steam
•dissolving common salt in water
•making a fruit salad with raw fruits

​Thanks
one month ago
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