Question

The number of elements in the third period of long form of periodic table is​

Answer 1

Answer:

eight elements

The third period contains eight elements: sodium, magnesium, aluminium, silicon, phosphorus, sulfur, chlorine, and argon.

Explanation:

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Answer 2

Answer:

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The third period contains eight elements -

• Sodium
• Magnesium
• Aluminium
• Silicon
• Phosphorus
• Sulfur
• Chlorine
• Argon