Chemistry Baking soda is : Potassium carbonate Sodium bicarbonate Sodium carbonate Sodium hydroxide Potassium carbonate Sodium bicarbonate Sodium carbonate Sodium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionic radii of N3-, O2-, F- and Na+ follows the order O2- > F- > Na+ > N3- N3- > O2- > F- > Na+ N3- > Na+ > O2- > F- Na+ > O2- > N3- > F- O2- > F- > Na+ > N3- N3- > O2- > F- > Na+ N3- > Na+ > O2- > F- Na+ > O2- > N3- > F- ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is not a characteristic of transition metals? Malleability Low electronegativity Tendency to gain electrons Low ionization energy Malleability Low electronegativity Tendency to gain electrons Low ionization energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common refrigerant in domestic refrigerator is Oxygen Neon Nitrogen Freon Oxygen Neon Nitrogen Freon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who first published the periodic table Julius Lothar Meyer Henry Moseley Dmitri Mendeleev John Dalton Julius Lothar Meyer Henry Moseley Dmitri Mendeleev John Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following molecules has a bond order of 2.5 CO HCL NO F2 CO HCL NO F2 ANSWER DOWNLOAD EXAMIANS APP
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