Chemistry Supersonic jet causes pollution by thinning of CO2 layer O3 layer SO2 layer O 2 layer CO2 layer O3 layer SO2 layer O 2 layer ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the periodic table of elements, on moving from left to right across a period, the atomic radius Remains unchanged Increases Does not follow a definite pattern Decreases Remains unchanged Increases Does not follow a definite pattern Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemistry Domestic cooking gas consists mostly of Ethylene and carbon monoxide Hydrogen and acetylene Liquified butane and isobutane Methane and ethane Ethylene and carbon monoxide Hydrogen and acetylene Liquified butane and isobutane Methane and ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the naturally occuring heaviest element Uranium Thorium Protactinium Mercury Uranium Thorium Protactinium Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ‘Green House effect’ is produced due to the presence of excess amount of Nitrogen dioxide Methane Carbon monoxide Sulphur dioxide Nitrogen dioxide Methane Carbon monoxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electric iron has a heating element made of : Nichrome Copper Tungsten Zinc Nichrome Copper Tungsten Zinc ANSWER DOWNLOAD EXAMIANS APP
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