Chemistry Total number of halogen elements found in the periodic table is 3 5 13 8 3 5 13 8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Aluminium Iron Copper Zinc Aluminium Iron Copper Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to iodise common salt ? Potassium iodate Potassium iodide Sodium iodide Iodine Potassium iodate Potassium iodide Sodium iodide Iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bauxite is used as raw material by which industry ? Iron Gold Aluminium Steel Iron Gold Aluminium Steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. HCl Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. HCl ANSWER DOWNLOAD EXAMIANS APP
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