Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume Dil. HCl and dil. HNO3 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HNO3 and conc. HCl Dil. HCl and dil. HNO3 Conc. HCl and conc. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HNO3 and conc. HCl ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemically ‘Quick Silver is known as Copper Aluminium Silver Mercury Copper Aluminium Silver Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following has greatest mass ? Proton Hydrogen nucleus Neutron Electron Proton Hydrogen nucleus Neutron Electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals occurs in free state ? Copper Iron Lead Zinc Copper Iron Lead Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material used in solar cells contains Tin Silicon Thallium Caesium Tin Silicon Thallium Caesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Colour imparted to the Bunsen flame by strontium salt is Crimson red Brick red Bluish green Apple-green Crimson red Brick red Bluish green Apple-green ANSWER DOWNLOAD EXAMIANS APP
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