Selenium Has Atomic Number 34

question 4

Multiple Choice

Selenium has atomic number 34.In its ground state,how many electrons are in its n = 2 shell?

• A) 8
• B) 8.
• C) 2
• D) 10
• E) ​16

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The environmental, cultural, and economic factors that influence individuals' lives and societal positions.

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Scientists who study living organisms and their relationship to the environment, covering various fields such as zoology, botany, ecology, and genetics.