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How does the placement of an element on the periodic table relate to the observed reactivity ?

User Yugantar
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Answer:

Reactivity: On the periodic table, the reactivity of the elements rises from left to right. From left to right, elements have a tendency to be more reactive. The noble gases, on the other hand, are far to the right and are essentially inert.

Step-by-step explanation:

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User Mmccabe
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