Chemistry Atoms having the same number of protons but different number of neutrons are called : Cations Higgs-boson Isotopes Anions Cations Higgs-boson Isotopes Anions ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of heterocyclic compound is Naphthalene Anthracene Furan Benzene Naphthalene Anthracene Furan Benzene ANSWER DOWNLOAD EXAMIANS APP
Chemistry When cathode rays strike a target of high atomic weight, they give rise to Positive rays ?-rays X-rays ? and ? rays Positive rays ?-rays X-rays ? and ? rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief constituent of natural gas is: Helium Methane Nitrogen Propane Helium Methane Nitrogen Propane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gypsum is used for improvement of: Saline soils Acidic soils Podsols Alkaline soils Saline soils Acidic soils Podsols Alkaline soils ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymerisation of which often following is used in manufacturing of polythene in industry ? Ethylene Methane Styrene Acetylene Ethylene Methane Styrene Acetylene ANSWER DOWNLOAD EXAMIANS APP
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