Chemistry, asked by naomiabi81, 5 months ago

Column A Column B Atoms of the same element having same atomic number, but different mass numbers. (a) Helium An isotope of hydrogen (b) Isotopes The maximum number of electrons in the valence shell of an atom (c) 2, 8, 5 The lightest noble gas. (d) Deuterium The electronic configuration of phosphorus (_15 P) ​

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Answered by rakeshvermapurna
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