Chemistry Food cans are coated with tin and not with zinc because Zinc is costlier than tin Zinc is less reactive than tin Zinc is more reactive than tin Zinc has a higher melting point than tin Zinc is costlier than tin Zinc is less reactive than tin Zinc is more reactive than tin Zinc has a higher melting point than tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer of atmosphere absorbs: All radiations of Light Ultraviolet rays Cosmic rays. Infra-red rays All radiations of Light Ultraviolet rays Cosmic rays. Infra-red rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nucleon? Proton Electron Neutron Positron Proton Electron Neutron Positron ANSWER DOWNLOAD EXAMIANS APP
Chemistry L.P.G. is mostly liquefied Hydrogen Methane Butane Oxygen Hydrogen Methane Butane Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cinnabar is an ore/mineral of Manganese Molybdenum Lead Mercury Manganese Molybdenum Lead Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to increase the anti-knocking property of petrol ? Tetramethyl lead Triethyl lead Tetraethyl lead Trimethyl lead Tetramethyl lead Triethyl lead Tetraethyl lead Trimethyl lead ANSWER DOWNLOAD EXAMIANS APP
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