Chemistry Of the following, which one pollutes the air of a big city ? Lead Copper Chromium Cadmium Lead Copper Chromium Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the covalency of nitrogen in ammonia molecule 3 4 5 2 3 4 5 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of fertilizers ? Aluminium Lead Fluorine Potassium Aluminium Lead Fluorine Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of different elements have Same atomic number and same electronic configuration Different atomic number and same eletronic configu-ration Same number of electrons and neutrons Different atomic number and different number of valence electrons Same atomic number and same electronic configuration Different atomic number and same eletronic configu-ration Same number of electrons and neutrons Different atomic number and different number of valence electrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is most toxic ? Sulphur dioxide Carbon monoxide Chlorine Carbon dioxide Sulphur dioxide Carbon monoxide Chlorine Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ore which is found in abundance in India is bauxite monazite fluorspar magnetite bauxite monazite fluorspar magnetite ANSWER DOWNLOAD EXAMIANS APP
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