frumirNnonnbillam frumirNnonnbillam

03-01-2016
Chemistry

contestada

Which property decreases when the elements in Group 17 are considered in order of increasing atomic number?
(1) atomic mass (3) melting point
(2) atomic radius (4) electronegativity

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Billymkhoi Billymkhoi

04-01-2016

(4) electronegativity is the correct answer~

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