Change Around Us

  
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1. or is the enzye responsible for browning of vegetables,fruits.

2. is the chemical name of rust.

3. is the chemical name of slaked lime.

4. is the chemical name of limestone.

5. is a chemical substance is used in white washing.

6. The head of the matchstick contains and .

7. The sides of the matchbox contains .

8. The term electrolysis was introduced by .

9. When milk is mixed by coffee decoction , the colour of milk and decoction changes due to .

10. Acid rain is a result of .