Question

Match the pair.
1) gain of oxygen
2)digestion
3)iodine,camphor
4)NaOH+HCl gives NaCl+H2O

Option-
a)chemical change
b)oxidation
c)balanced equation
d)sublimatory substances

Answer 1

Hey there !
here's your answer :)

1 - (b)
2 - (a)
3 - (d)
4 - (c)

Hope it helps☺☺

Answer 2

1 .b
2.a
3.d
4.c
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