Chemistry The organic reaction represented by equation CH3 - CH = O + H2NOH gives CH3 - CH - NH + H2O is an example of an addition reaction an elimination reaction an oxidation reaction a condensation reaction an addition reaction an elimination reaction an oxidation reaction a condensation reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the major constituent of LPG? Ethane Propane Methane Butane Ethane Propane Methane Butane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of a nucleus is always less than its atomic number a fraction always more than the atomic weight the sum of the number of protons and neutrons present in the nucleus always less than its atomic number a fraction always more than the atomic weight the sum of the number of protons and neutrons present in the nucleus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Food cans are coated with tin and not with zinc because Zinc is less reactive than tin Zinc is more reactive than tin Zinc is costlier than tin Zinc has a higher melting point than tin Zinc is less reactive than tin Zinc is more reactive than tin Zinc is costlier than tin Zinc has a higher melting point than tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atomic number of carbon is 6 and its atomic mass is 12. How many are there protons in the nucleus of carbon ? 18 6 12 Zero 18 6 12 Zero ANSWER DOWNLOAD EXAMIANS APP
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