Chemistry Galena is a mineral of Gold Calcium Lead Iron Gold Calcium Lead Iron 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? 13 days 100 years 0.01 minute 3 billion years 13 days 100 years 0.01 minute 3 billion years ANSWER DOWNLOAD EXAMIANS APP
Chemistry The alkaloid naturally found in coffee, cocoa and cola nut is Tannin Morphine Cocaine Caffeine Tannin Morphine Cocaine Caffeine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is carbon nitrogen hydrogen oxygen carbon nitrogen hydrogen oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanised iron is made by coating iron with Sulphur Chromium Nickel Zinc Sulphur Chromium Nickel Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fuels causes minimum environmental pollution? Coal Hydrogen Diesel Kerosene Coal Hydrogen Diesel Kerosene ANSWER DOWNLOAD EXAMIANS APP
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