Question

What is personal hygiene? Mention 2 personal hygiene guidelines. *

Answer 1

Explanation:

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One limitation of the octet rule is that it cannot be applied to the nonmetals after silicon in the Periodic Table. These elements can “expand their octet” and have more than eight valence electrons around the central atom

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Answer 2

Explanation:

One limitation of the octet rule is that it cannot be applied to the nonmetals after silicon in the Periodic Table. These elements can “expand their octet” and have more than eight valence electrons around the central atom