Chemistry Which of the following metals can displace copper from copper sulphate solution ? Mercury Gold Iron Platinum Mercury Gold Iron Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief constituent of natural gas is: Methane Propane Nitrogen Helium Methane Propane Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is hydrogen nitrogen carbon oxygen hydrogen nitrogen carbon oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is usually extracted from sea water is Ca Na K Mg Ca Na K Mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a donor atom? Antimony Arsenic Phosphorus Aluminium Antimony Arsenic Phosphorus Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant constituent of atmospheric air is : Nitrogen Oxygen Carbon Hydrogen Nitrogen Oxygen Carbon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
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