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How do the physical and chemical properties of the elements change?

How do the physical and chemical properties of the elements change?-example-1
User Sunnyrjuneja
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2 Answers

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Answer:

Across each period

Explanation:

As the electrons change in a chemical and physical reaction, they change into the surrounding chemicals in their individual periods

User Asmaa
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Answer

Step-by-step explanation: within a group

User Moaaz Bhnas
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