Chemistry If there is one million Mg2+ ions in MgCl2, how many chloride ions are there? Two million Half a million One million Ten million Two million Half a million One million Ten million ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is least likely to be found in commercial fertilisers? Silicon Phosphorous Nitrogen Potassium Silicon Phosphorous Nitrogen Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of same element having different mass numbers are called________ Isobars Isotopes Isomers Isotones Isobars Isotopes Isomers Isotones ANSWER DOWNLOAD EXAMIANS APP
Chemistry In an oxygen molecule, two atoms are united by Two bonds Three bonds One bond Four bonds Two bonds Three bonds One bond Four bonds ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is made of Copper, tin and zinc Tin and lead Copper and tin Copper and zinc Copper, tin and zinc Tin and lead Copper and tin Copper and zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a cause for present global warming and climate change ? Carbondioxide emission Methane emission CFC emission Deforstation Carbondioxide emission Methane emission CFC emission Deforstation ANSWER DOWNLOAD EXAMIANS APP
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