Chemistry The important ore of aluminium is Haematite Fluorspar Cryolite Bauxite Haematite Fluorspar Cryolite Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one out of the following helps in burning ? Carbon monoxide Carbon dioxide Nitrogen Oxygen Carbon monoxide Carbon dioxide Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contains maximum percentage of carbon ? Stainless steel Wrought iron Cast iron High speed steel Stainless steel Wrought iron Cast iron High speed steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry At room temperature, the metal that remains liquid is: Mercury Platinum Lead Zinc Mercury Platinum Lead Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following acids is used in battery ? Hydrochloric acid Sulphuric acid Hydrofluoric acid Sulphurous acid Hydrochloric acid Sulphuric acid Hydrofluoric acid Sulphurous acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the process is known as nitrification? Reaction of Nitrogen Monoxide with oxygen to form nitric acid Conversion of nitrite to nitric oxide Conversion of ammonia to nitrites Reaction of nitrogen dioxide with water to form nitric acid Reaction of Nitrogen Monoxide with oxygen to form nitric acid Conversion of nitrite to nitric oxide Conversion of ammonia to nitrites Reaction of nitrogen dioxide with water to form nitric acid ANSWER DOWNLOAD EXAMIANS APP
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