c5heham8sEllab c5heham8sEllab

29-05-2016
Chemistry

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What determines the reactivity of an element?

The number of protons in the nucleus

The number of electrons in the outer energy level

The number of electrons in the innermost energy level

The number of neutrons in the nucleus

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vanskikranski vanskikranski

29-05-2016

The number of electrons in the outer energy level, as this effects how many electrons have to be gained or lost in order to have a full outermost level

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