Chemistry Which of the following elements is found in all organic compounds Carbon Nitrogen Oxygen Calcium Carbon Nitrogen Oxygen Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metal pollution of water is caused by: Acid Plants Wood burning Domestic sewage Paints Acid Plants Wood burning Domestic sewage Paints ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one among the following is not a mixture? Graphite Steel Brass Glass Graphite Steel Brass Glass ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many atoms of oxygen are in a glucose molecule 6 3 4 10 6 3 4 10 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of Naphthalene is Coal-tar Charcoal Camphor Diesel Coal-tar Charcoal Camphor Diesel ANSWER DOWNLOAD EXAMIANS APP
Chemistry A powerful eye irritant present in smog is Carbon dioxide Peroxyacetyl nitrate Nitric oxide Sulphur dioxide Carbon dioxide Peroxyacetyl nitrate Nitric oxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
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