Chemistry Which mineral is the ore of aluminium ? Magnetite Siderite Bauxite Haematite Magnetite Siderite Bauxite Haematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not coal variety? Bituminous Peat Lignite Dolomite Bituminous Peat Lignite Dolomite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the most reactive halogen Chlorine Bromine Fluorine Iodine Chlorine Bromine Fluorine Iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle? 100 years 13 days 3 billion years 0.01 minute 100 years 13 days 3 billion years 0.01 minute ANSWER DOWNLOAD EXAMIANS APP
Chemistry Quartz is a crystalline form of Silica Limestone Glass Alumina Silica Limestone Glass Alumina ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aqua regia is a 1 : 3 mixture, by volume, of Conc. nitric acid and conc. hydrochloric acid Conc. nitric acid and conc. sulphuric acid Conc. sulphuric acid and conc. nitric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. hydrochloric acid Conc. nitric acid and conc. sulphuric acid Conc. sulphuric acid and conc. nitric acid Conc. hydrochloric acid and conc. nitric acid ANSWER DOWNLOAD EXAMIANS APP
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