Chemistry Dry powder fire extinguishers contain Sand and potassium carbonate Sand Sand and sodium bicarbonate Sand and sodium carbonate Sand and potassium carbonate Sand Sand and sodium bicarbonate Sand and sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry In deep-sea diving, divers use a mixture of gases consisting of oxygen and Hydrogen Nitrogen Argon Helium Hydrogen Nitrogen Argon Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atomic number of an atom gives the number of which of the following ? Neutrons and protons Electrons Neutrons Protons Neutrons and protons Electrons Neutrons Protons ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is 'milk of magnesia' chemically? Calcium hydroxide Magnesium carbonate Sodium bicarbonate Magnesium hydroxide Calcium hydroxide Magnesium carbonate Sodium bicarbonate Magnesium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Removal of carbon particles from air involves the principle of Electrophoresis Precipitation Sedimentation Filteration Electrophoresis Precipitation Sedimentation Filteration ANSWER DOWNLOAD EXAMIANS APP
Chemistry The isomerism which exists between CH3CHCI2 and CH2CI. CH2CI is functional group isomerism chain isomerism metamerism positional isomerism functional group isomerism chain isomerism metamerism positional isomerism ANSWER DOWNLOAD EXAMIANS APP