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28-11-2019
Chemistry

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Place the following elements in order of decreasing atomic size: antimony, selenium, fluorine, rubidium, strontium, and arsenic.

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28-11-2019

Answer:

ANTIMONY

STRONTIUM

RUBIDIUM

ARSENIC

SELENIUM

FLOURINE

Explanation:

ATOMIC SIZE INCREASES FROM TOP TO BOTTOM and DECREASES FROM LEFT TO RIGHT.

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