Chemistry The gas used to extinguish fire is Carbon monoxide Carbon dioxide Nitrogen Neon Carbon monoxide Carbon dioxide Nitrogen Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry All isotopes of the same element have ________ The same atomic number but different atomic masses The same atomic number and the atomic mass Different atomic numbers and the same atomic mass Different atomic numbers and different atomic mass The same atomic number but different atomic masses The same atomic number and the atomic mass Different atomic numbers and the same atomic mass Different atomic numbers and different atomic mass ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a natural source of hydrocarbon? Coal Petroleum Natural Gas Mica Coal Petroleum Natural Gas Mica ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Bhopal gas tragedy was caused by the gas Methyl Iso Cyanate Methyl Iso Cyanide Methyl Cyanide Methyl chloride Methyl Iso Cyanate Methyl Iso Cyanide Methyl Cyanide Methyl chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant rare gas in the atmosphere is He Xe Ar Ne He Xe Ar Ne ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen in water is commonly found in the form of Nitrous oxide Nitric oxide Nitrate Nitrite Nitrous oxide Nitric oxide Nitrate Nitrite ANSWER DOWNLOAD EXAMIANS APP
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