Chemistry Atoms of different elements have Same atomic number and same electronic configuration Different atomic number and different number of valence electrons Different atomic number and same eletronic configu-ration Same number of electrons and neutrons Same atomic number and same electronic configuration Different atomic number and different number of valence electrons Different atomic number and same eletronic configu-ration Same number of electrons and neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric fuse is an alloy of Tin and lead Zinc and lead Copper and iron Carbon and tin Tin and lead Zinc and lead Copper and iron Carbon and tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element which is used for vulcanizing rubber Sulphur Bromine Phosphorus Silicon Sulphur Bromine Phosphorus Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The rusting of iron is a/an None of these Electrochemical change Physical change Electrical change None of these Electrochemical change Physical change Electrical change ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is obtained from sea weeds ? Sulphur Iodine Vanadium Argon Sulphur Iodine Vanadium Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source for the production of nitrogeneous fertilizers is : Nitrogen dioxide Nitric acid Nitrogen Ammonia Nitrogen dioxide Nitric acid Nitrogen Ammonia ANSWER DOWNLOAD EXAMIANS APP
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