Question

3 Which elements are present in
the following compounds?
a) Calcium oxide
b) Sulfur dioxide
c) Potassium hydroxide
d) Calcium sulfate
e) Copper carbonate​

Answer 1

Answer:

Providing The Best Quality Of Coated Calcium Carbonate For The Indian Market. Highest quality. Range of Grades. Competitive Prices. Highlights: Inquiry Form Available, Team Of Highly Dedicated Experts Available.

Answer 2

Explanation:

Quick lime CaO Calcium, Oxygen

Hydrogen bromide HBr Hydrogen, Bromine

Baking powder NaHCO3 Sodium, Hydrogen, Carbon, Oxygen

Potassium sulphate K2SO4 Potassium, Sulphur, Oxygen