Chemistry The chemical substance present in bones and teeth is Calcium sulphate Calcium chloride Calcium phosphate Calcium borate Calcium sulphate Calcium chloride Calcium phosphate Calcium borate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Nitrogen Helium Carbon dioxide Sulphur dioxide Nitrogen Helium Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process : Oxidation Hydrogenation Ozonolysis Hydrolysis Oxidation Hydrogenation Ozonolysis Hydrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a preservative to protect processed food? BHT Saccharin Sodium sulphate Sodium metabisulphite BHT Saccharin Sodium sulphate Sodium metabisulphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry In surgery, metal pins are used for joining together broken bones. These metal pins remain uncorroded in the body. What is the material of these pins? Titanium Aluminium Iron Copper Titanium Aluminium Iron Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is a soluble salt in H2O CaCl2 PbCl2 Zn(OH)2 CuS CaCl2 PbCl2 Zn(OH)2 CuS ANSWER DOWNLOAD EXAMIANS APP
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