Chemistry Galvanization of iron is carried out using Copper Tin Zinc Chromium Copper Tin Zinc Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of replenishable energy source is– Biomass Coal Lignite Petroleum Biomass Coal Lignite Petroleum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ore of Aluminium is Chalco pyrites Bauxite Fluorspar Hematite Chalco pyrites Bauxite Fluorspar Hematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pH of lemon juice is expected to be Less than 7 More than 7 Equal to 7 Nothing can be predicted Less than 7 More than 7 Equal to 7 Nothing can be predicted 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 Absorption spectra Fluorescence Emission spectra Raman spectra Absorption spectra Fluorescence Emission spectra Raman spectra ANSWER DOWNLOAD EXAMIANS APP
Chemistry Permanent – hardness of water may be removed by addition of Alum Lime Sodium carbonate Potassium Permangante Alum Lime Sodium carbonate Potassium Permangante ANSWER DOWNLOAD EXAMIANS APP
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