Ionic and Covalent Bonds

Valence electrons are found

• outermost energy level

• innermost energy level

• some where in the electron cloud

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NGSS.HS-PS1-1

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When an atom loses an electron, it becomes a

• positive ion

• negative ion

Nitrogen is an example of a/an

• Compound

• Element

Glucose with a chemical formula C₆H₁₂O₆ is an example of a/an

• Element

• Compound

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NGSS.HS-LS1-6

What holds the atoms together to form a compound?

• Chemical Bonds

• Gravity

• Electromagnetic Force

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This is a region around the nucleus of an atom where electrons can be found?

• Orbital or Shell

• Molecule

• Compound

How many electrons can the first shell (or orbital) hold?

• 2

• 4

• 6

• 8

Tags

NGSS.HS-PS1-1

How many electrons can the second shell (or orbital) hold?

• 2

• 4

• 6

• 8

Tags

NGSS.HS-PS1-1

For an atom to be stable, how many electrons should be on its outermost (valence) shell?

• 2

• 4

• 6

• 8

Tags

NGSS.HS-PS1-1

An atom has 6 protons, how many electrons does it have?

• 2 electrons

• 4 electrons

• 6 electrons

• 8 electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2