Chemistry Iron filings can be separated from a heterogenous mixture using the technique of : Sublimation Sedimentation Magnetization Evaporation Sublimation Sedimentation Magnetization Evaporation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is 5x x/6 5x/36 7.2 x 5x x/6 5x/36 7.2 x ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gas released during Bhopal tragedy was : Sodium isothiocyanate Ethyl isothiocyanate Methyl isothiocyanate Potassium isothiocyanate Sodium isothiocyanate Ethyl isothiocyanate Methyl isothiocyanate Potassium isothiocyanate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymer used in making plastic crockery is Nylon Melamine Bakelite Decron Nylon Melamine Bakelite Decron ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocating of pond that does not leave enough oxygen needed to support life. This type of pollution is called Eutrophication Smog None of these Green house effect Eutrophication Smog None of these Green house effect ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ethylene is a ________ molecule. Polar Nonpolar Ionic Covalent Polar Nonpolar Ionic Covalent ANSWER DOWNLOAD EXAMIANS APP
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