Chemistry The water pollution in river is measured by the dissolved amount of Oxygen Nitrogen Chlorine Ozone Oxygen Nitrogen Chlorine Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a solution of molten copper in Solid zinc Molten tin Molten zinc Gaseous zinc Solid zinc Molten tin Molten zinc Gaseous zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/3 1/8 1/4 1/6 1/3 1/8 1/4 1/6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following statements are correct about chloroform? a. Liquid fuel b. Anaesthetic in nature c. Produces phosgene d. Fire extinguisher D, a A, b A, c B, c D, a A, b A, c B, c ANSWER DOWNLOAD EXAMIANS APP
Chemistry An inert gas mixed with oxygen given to patients suffering from restricted breathing is Radon Krypton Helium Argon Radon Krypton Helium Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry An oxidising agent is a An electron acceptor It releases H2 in a chemical reaction In a chemical reaction its oxidation number increases An electron donor An electron acceptor It releases H2 in a chemical reaction In a chemical reaction its oxidation number increases An electron donor ANSWER DOWNLOAD EXAMIANS APP
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