Chemistry When formaldehyde and potassium hydroxide are heated, we get Methyl alcohol Acetylene Methane Ethyl formate Methyl alcohol Acetylene Methane Ethyl formate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most pure form of Carbon among the options is Lampblack Wood Charcoal Anthracite Graphite Lampblack Wood Charcoal Anthracite Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is used to dilute oxygen in the gas cylinders used by divers ? Neon Krypton Helium Argon Neon Krypton Helium Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coloured discharge tubes for advertisement mainly contain Helium Neon Xenon Argon Helium Neon Xenon Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a chemical reaction'? Burning of coal Digestion of food Conversion of water into steam Burning of paper Burning of coal Digestion of food Conversion of water into steam Burning of paper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of g-molecule of oxygen in 6.02 x 1024CO molecules is 10 gram of molecule 1 gram of molecule 0.5 gram of molecule 5 gram of molecule 10 gram of molecule 1 gram of molecule 0.5 gram of molecule 5 gram of molecule ANSWER DOWNLOAD EXAMIANS APP