Electrons and Energy Levels

Which one will you find more in nature?

• compounds

• elements

What is a force that holds two or more atoms together?

• electron shells

• chemical bonds

• nucleus

Another name for electrons shells is ________________.

• nucleus

• chemical bonding

• energy levels

When electrons are closer to their own nucleus.....

• they are more attracted to its positive charge.

• they are less attracted to its positive charge.

Tags

NGSS.HS-PS2-4

When electrons are farther away from their own nucleus....

• they are more attracted to its positive charge.

• They are less attracted to its positive charge.

What causes chemical bonds to happen?

• electrons attracted to their own nucleus

• electrons attracted to the nucleus of another atom

• protons attracted to the nucleus

Tags

NGSS.HS-PS1-1

Which electrons are involved in chemical bonding?

• valence electrons

• all electrons

• electrons closest to the nucleus

Which one of these is an electron dot diagram?

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• 
• 

Tags

NGSS.MS-PS1-1

How do you find the number of valence electrons in an atom?

• by the groups of the periodic table

• by the periods of the periodic table

• take a wild guess

Which one of these elements is most stable?

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