Chemistry The metallic constituents of hard water are : Iron, tin and calcium Magnesium, calcium and tin Magnesium, tin and iron Calcium, magnesium and iron Iron, tin and calcium Magnesium, calcium and tin Magnesium, tin and iron Calcium, magnesium and iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide level in the atmosphere can be reduced by using More efficient car engines Catalytic converters in industry Static electricity to attract it in factory chimneys Low - sulphur fuels More efficient car engines Catalytic converters in industry Static electricity to attract it in factory chimneys Low - sulphur fuels ANSWER DOWNLOAD EXAMIANS APP
Chemistry The non-metal found in the liquid state is Fluorine Chlorine Bromine Nitrogen Fluorine Chlorine Bromine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to denature ethanol ? Phenol Propyl alcohol Methane Methyl alcohol Phenol Propyl alcohol Methane Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of Iron is : Cast iron Wrought iron Steel Pig iron Cast iron Wrought iron Steel Pig iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has no unit Electron affinity Excitation potential Electronegativity Ionization energy Electron affinity Excitation potential Electronegativity Ionization energy ANSWER DOWNLOAD EXAMIANS APP
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