Chemistry Main source of lead pollution is from Sewage Tobacco Leaded gasoline Insecticides Sewage Tobacco Leaded gasoline Insecticides ANSWER DOWNLOAD EXAMIANS APP
Chemistry The sewage obtained from water closets and urinals is known as Garbage Sanitary waste Industrial waste Sullage Garbage Sanitary waste Industrial waste Sullage ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following kinds of spectroscopy can provide information on the energy difference between the initial and final states rather the energy levels involved in the transition UV photoelectron spectroscopy Rotational spectroscopy Infrared absorption spectroscopy UV absorption spectroscopy UV photoelectron spectroscopy Rotational spectroscopy Infrared absorption spectroscopy UV absorption spectroscopy ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coloured discharge tubes for advertisement mainly contain Argon Neon Helium Xenon Argon Neon Helium Xenon ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the chemical name for ‘Baking Soda’ ? Sodium nitrate Sodium carbonate Sodium nitrite Sodium bicarbonate Sodium nitrate Sodium carbonate Sodium nitrite Sodium bicarbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy siate, they emit light, which we can observe in Fluorescence Emission spectra Raman spectra Absorption spectra Fluorescence Emission spectra Raman spectra Absorption spectra ANSWER DOWNLOAD EXAMIANS APP
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