Chemistry Carbon monoxide is an inflammable gas. Which one of the following is also inflammable? Nitrogen Helium Oxygen Hydrogen Nitrogen Helium Oxygen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionic radii of N3-, O2-, F- and Na+ follows the order N3- > O2- > F- > Na+ Na+ > O2- > N3- > F- O2- > F- > Na+ > N3- N3- > Na+ > O2- > F- N3- > O2- > F- > Na+ Na+ > O2- > N3- > F- O2- > F- > Na+ > N3- N3- > Na+ > O2- > F- ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals occurs in free state ? Iron Copper Zinc Lead Iron Copper Zinc Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymerisation of which often following is used in manufacturing of polythene in industry ? Ethylene Acetylene Styrene Methane Ethylene Acetylene Styrene Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nucleons are regarded as composites sub-particles known as Quarks Photons Mesons Leptons Quarks Photons Mesons Leptons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement containing excess amount of lime Is quick setting Is slow setting Cracks during setting Becomes more strong Is quick setting Is slow setting Cracks during setting Becomes more strong ANSWER DOWNLOAD EXAMIANS APP