The elements with atomic numbers 9

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The elements with atomic numbers 9, 17, 35, 53, 85 are all (a) Noble gases (b) Halogens (c) Heavy metals (d) Light metals
08
Nov
The elements with atomic numbers 9, 17, 35, 53, 85 are all (a) Noble gases (b) Halogens (c) Heavy metals (d) Light metals 17 35° 53 85 are all (a) Noble gases (b) Halogens (c) Heavy metals (d) Light metals The elements with atomic numbers 9 November 8, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
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Tags: 17 , 35° , 53 , 85 are all (a) Noble gases (b) Halogens (c) Heavy metals (d) Light metals , The elements with atomic numbers 9 ,