Atoms of an element differ from those of all other elements in
1 Atomic number and electronic configuration
2 Atomic number and number of valence electrons
3 Number of neutrons and electronic configuration
4 None of these
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(1) Atomic number and electronic configuration
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Which are the two reactors at the indira gandhi centre for atomic research ( igcar )?
Which of the following gases is used as an illuminant in lamps used by hawkers? 1 Methane 2 Ethylene 3 Acetylene 4 Hydgrogen
What is used in arihant’s atomic reactor?
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The group of metals Fe, Co, Ni may be best called as 1 Alkali metals 2 Rare metals 3 Main group metals 4 Transition metals
what are the advantages and disadvantages of empirical knowledge?
What is the Embrylogy ?