01 - 04 Review - Conceptual Physics

What happens when the sodium atom loses an electron?

• It become negatively charged 
• It become positively charged
• none

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Covalent compounds

• Share electrons
• transfer electrons
• contain a sea of electrons
• conduct electricity

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NGSS.HS-PS1-2

What elements generally make an ionic bond?

• metal and nonmetal
• 2 or more nonmetals
• metal
• none of the above

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is a valence electron?

• an electron that is found in the outermost shell of an atom. 
• an electron found in the innermost shell of an atom.
• an electron found in the middle shell.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is an ion?

• A Charged Atom
• A Large Atom
• A Small Atom
• A Cute Atom

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NGSS.MS-PS1-1

An atom becomes _________ when it gains electrons.

• Positive
• Negative
• Neutral
• Invinsible

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

The number of _______ per atom is always the same for a given element.

• protons

• neutrons

• electrons

• quarks

What is an anion's charge?

• positive

• negative

• neutral

• depends on the element's charge

A vertical column is called...

• group
• tower
• period
• crew

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The number at the bottom of each square on the periodic table is the ...

• atomic number
• atomic mass
• chemical symbol
• element name

Tags

NGSS.HS-PS1-1