Chemistry In vulcanisation process, rubber can be hardened by adding Nitrogen Alcohol Sulphur Silicon Nitrogen Alcohol Sulphur Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry What particles move around the nucleus of an atom and are negatively charged? Protons Electrons Neutrons Positrons Protons Electrons Neutrons Positrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is used in photography ? Sodium chloride Silver bromide Aluminium hydroxide Potassium nitrate Sodium chloride Silver bromide Aluminium hydroxide Potassium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is O3 All of these CO2 CO O3 All of these CO2 CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chernobyl disaster is the result of pollution by Oil spill Carbon dioxide Radioactive waste Acid rain Oil spill Carbon dioxide Radioactive waste Acid rain ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ore of Aluminium is Bauxite Fluorspar Hematite Chalco pyrites Bauxite Fluorspar Hematite Chalco pyrites ANSWER DOWNLOAD EXAMIANS APP
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