Show that metallic oxides are basic in nature
1)Which metallic element is rust an oxide
  

2)The most abundant metal in the earth’s crust is
  

3)This oxide is the main constituent of sand
  

4)Non metallic oxide essential for photosynthesis
  

5)The gas which is commonly known as laughing gas?
  

6)Which of the metals used for studio lighting?
  

7)Which non metalic oxide dissolve in water forms Sulphuric acid?
  

8)Basic oxide:
  

9)Acidic oxide with water
  

10)The __________ oxides can be neutralized with a base to form a salt and water.