Chemistry Which one is a soluble salt in H2O PbCl2 CaCl2 Zn(OH)2 CuS PbCl2 CaCl2 Zn(OH)2 CuS ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common refrigerant in domestic refrigerator is Neon Oxygen Freon Nitrogen Neon Oxygen Freon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms having the same number of protons but different number of neutrons are called : Higgs-boson Anions Cations Isotopes Higgs-boson Anions Cations Isotopes ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a lubricant in heavy machines? Bauxite Graphite Phosphorus Sulphur Bauxite Graphite Phosphorus Sulphur 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? 1/6 1/8 1/4 1/3 1/6 1/8 1/4 1/3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bhopal gas tragedy is associated with leakage of Nitrogen dioxide Methyl isocyanate Carbon dioxide Sulphur dioxide Nitrogen dioxide Methyl isocyanate Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
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