Question

An isotope Q has 18 neutrons a mass number of 34
(a) Draw the atomic structure of Q
(b) write its electron arrangement

Answer 1

→  The attached image will help you

→  Mass number = 34

→  No of neutrons = 18

∴ Number of protons = 34 - 18 = 16

⇒ That atom is Sulphur with electronic configuration (2,8,6)

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