Chemistry Which of the following has no unit Excitation potential Electron affinity Ionization energy Electronegativity Excitation potential Electron affinity Ionization energy Electronegativity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a noble gas ? Helium Argon Neon Hydrogen Helium Argon Neon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of quartz is Calcium oxide Sodium silicate Sodium phosphate Calcium phosphate Calcium oxide Sodium silicate Sodium phosphate Calcium phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry When iron rusts, its weight First increases and then decreases Decreases Increases Remains the same First increases and then decreases Decreases Increases Remains the same ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a commercial source of energy? Natural gas Agricultural waste Dried dung Sun Natural gas Agricultural waste Dried dung Sun ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of major air pollutant is Helium Carbon dioxide Carbon monoxide Oxygen Helium Carbon dioxide Carbon monoxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
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