Chemistry Which one of the following mineral does not contain oxygen ? Cryolite Bauxite Haematite Calcite Cryolite Bauxite Haematite Calcite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone consists of Oxygen only Hydrogen and Carbon Oxygen and Carbon Oxygen and Nitrogen Oxygen only Hydrogen and Carbon Oxygen and Carbon Oxygen and Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the purest form of carbon Diamond Iron Graphite Coal Diamond Iron Graphite Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea water is saltier than rain water because Sea beds have salt producing mines The air around the sea is saltish Sea animals are salt producing Rivers wash away salts from earth and pour them into the sea Sea beds have salt producing mines The air around the sea is saltish Sea animals are salt producing Rivers wash away salts from earth and pour them into the sea ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Neon Helium Argon Nitrogen Neon Helium Argon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in Monazite sand ? Thorium Potassium Uranium Sodium Thorium Potassium Uranium Sodium ANSWER DOWNLOAD EXAMIANS APP
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