Chemistry In deep-sea diving, divers use a mixture of gases consisting of oxygen and Argon Nitrogen Hydrogen Helium Argon Nitrogen Hydrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionic radii of N3-, O2-, F- and Na+ follows the order N3- > O2- > F- > Na+ O2- > F- > Na+ > N3- N3- > Na+ > O2- > F- Na+ > O2- > N3- > F- N3- > O2- > F- > Na+ O2- > F- > Na+ > N3- N3- > Na+ > O2- > F- Na+ > O2- > N3- > F- ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bone ash contains Phosphoric sulphate Calcium phosphate Calcium hypophosphate Calcium sulphate Phosphoric sulphate Calcium phosphate Calcium hypophosphate Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry When Hydrogen starts burning in air, it produces ? Methane Water Ammonia Carbonic Acid Methane Water Ammonia Carbonic Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of these acids is not organic in origin? Lactic acid Oxalic acid Citric acid Sulphuric acid Lactic acid Oxalic acid Citric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound to which H2 does not add is Tetra –9 – phenanthrylethylene Biphenyl ethylene Tetra – a –naphthylethylene Tetraphenyl ethylene Tetra –9 – phenanthrylethylene Biphenyl ethylene Tetra – a –naphthylethylene Tetraphenyl ethylene ANSWER DOWNLOAD EXAMIANS APP
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