Chemistry The names of the scientists, Newlands, Mendeleev, and Meyer are associated with the development of metallurgy atomic structure periodic table of contents discovery of elements metallurgy atomic structure periodic table of contents discovery of elements ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Ethane Carbon dioxide Chloro fluoro carbon Sulphur dioxide Ethane Carbon dioxide Chloro fluoro carbon Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Plaster of Paris' commonly used for setting broken bones is Calcium nitrate Calcium sulphate Calcium chloride Calcium carbonate Calcium nitrate Calcium sulphate Calcium chloride Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as an anti-freeze for the automobile engines ? Methanol Ethylene glycol Propyl alcohol Ethanol Methanol Ethylene glycol Propyl alcohol Ethanol ANSWER DOWNLOAD EXAMIANS APP
Chemistry A powerful eye irritant present in smog is Peroxyacetyl nitrate Nitric oxide Carbon dioxide Sulphur dioxide Peroxyacetyl nitrate Nitric oxide Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Match the sourc in Column B with the product of Column A. (Product) Column B (Source)A. Formic acid1. LemonB. Citric acid 2. TamarindC. Tartaric acid3. Ants A B C 2 3 1 A B C 2 1 3 A B C 3 1 2 A B C3 2 1 A B C 2 3 1 A B C 2 1 3 A B C 3 1 2 A B C3 2 1 ANSWER DOWNLOAD EXAMIANS APP