Chemistry The organic reaction represented by equation CH3 - CH = O + H2NOH gives CH3 - CH - NH + H2O is an example of an oxidation reaction an addition reaction a condensation reaction an elimination reaction an oxidation reaction an addition reaction a condensation reaction an elimination reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionic radii of N3-, O2-, F- and Na+ follows the order 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- N3- > O2- > F- > Na+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the chemical name for ‘Baking Soda’ ? Sodium nitrate Sodium carbonate Sodium bicarbonate Sodium nitrite Sodium nitrate Sodium carbonate Sodium bicarbonate Sodium nitrite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as non-stick coating for cooking utensils? Styrofoam Teflon Perspex Polystyrene Styrofoam Teflon Perspex Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry When iron rusts, its weight Remains the same Decreases First increases and then decreases Increases Remains the same Decreases First increases and then decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemistry The cathode of a lead storage battery is made up of Lead oxide Zinc Manganese dioxide Lead Lead oxide Zinc Manganese dioxide Lead ANSWER DOWNLOAD EXAMIANS APP