Question

Match the column.                                02

               

                        A                                              B

    1.    Element                      i)   No change in chemical nature

    2.    Compound            ii)  Burning of Mg ribbon

    3.    Physical change        iii) Robert Boyle

    4.    Chemical change        iv) Chemically combined in fixed 

                                                                  proportion


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Answer 1

Answer:

1

Explanation:

4

2

1

3

ok it is my ans. hope u got it

Answer 2

Explanation:

1-robert biyle

2-chemically compound is fixed

3-burning of mg ribbon

4-chemically