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Same atomic number and same electronic configuration
Different atomic number and same eletronic configu-ration
Different atomic number and different number of valence electrons
Same number of electrons and neutrons
Atoms of same element having different mass numbers are called_
Baking soda is:
Baryllium Sulphate is less soluble in water due to
Bauxite is an alloy of Which among the given metals
Bauxite is used as raw material by which industry
Bayers reagent is
Benzene cannot undergo :
Besides hydrogen, which of the following elements is common in organic compounds?
Biofertilizers convert nitrogen to _.
Bleaching action of moist sulphur di-oxide is as of its