C3

Sulfur Dioxide and Nitrogen Oxide - Contribute to Acid Rain.

They are produced by Petrol and Diesel Fuel Reactions.

Flame Tests

Crimson - Positive ion (Lithium)

Yellow - Positive ion (Sodium)

Lilac - Positive ion (Pottasium)

Red - Positive ion (Calcium)

Green - Positive ion (Barium) 

Reaction with Sodium Hydroxide 

White Precipitate - Add more Sodium Hydroxide - If it dissolves (Alluminium) - if not (Magnesium or Calcium…