Chemistry Ozone layer is present in Stratosphere Exosphere Ionosphere Troposphere Stratosphere Exosphere Ionosphere Troposphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a noble gas ? Argon Hydrogen Neon Helium Argon Hydrogen Neon Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Food cans are coated with tin and not with zinc because Zinc has a higher melting point than tin Zinc is costlier than tin Zinc is more reactive than tin Zinc is less reactive than tin Zinc has a higher melting point than tin Zinc is costlier than tin Zinc is more reactive than tin Zinc is less reactive than tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air shows the property of N2 None of these O2 Both A and B N2 None of these O2 Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemistry Removal of carbon particles from air involves the principle of Precipitation Electrophoresis Filteration Sedimentation Precipitation Electrophoresis Filteration Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The National Chemical Laboratory is situated in Patna Bangalore Pune New Delhi Patna Bangalore Pune New Delhi ANSWER DOWNLOAD EXAMIANS APP
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