Chemistry Who first published the periodic table Henry Moseley Dmitri Mendeleev Julius Lothar Meyer John Dalton Henry Moseley Dmitri Mendeleev Julius Lothar Meyer John Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following does not contain Silver ? Horn Silver Ruby Silver Lunar Caustic German Silver Horn Silver Ruby Silver Lunar Caustic German Silver 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 ? 6 Zero 18 12 6 Zero 18 12 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard water and soft water can be distinguished by using Ordinary soap Detergent Liquid soap Dilute acid Ordinary soap Detergent Liquid soap Dilute acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore which contains 72% of iron is : Magnetite Siderite Haematite Limonite Magnetite Siderite Haematite Limonite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Methanoic and ethanoic acids can be distinguished by the action of Tollen's reagent NaHCO3 SOCl2 NaOH Tollen's reagent NaHCO3 SOCl2 NaOH ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS