Elements and Chemical Bonds Quiz

What is the state of matter of Helium at room temperature?

• Solid

• Liquid

• Gas

• Plasma

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NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the atomic number of Neon?

• 8

• 9

• 10

• 11

In the periodic table, the atomic number increases as you move from ______.

• right to left

• top to bottom

• left to right

• bottom to top

Nonmetals are generally found on the ______ of the periodic table.

• Far left

• Far right

• Middle

• Bottom

Nonmetals tend to ______ electrons easily.

• Lose

• Gain

• Share

• Donate

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following is not a property of metals?

• High melting point

• Sonorous

• Low tensile strength

• Malleable

Fill in the blank: The outermost electrons, also known as ______, can easily be attracted to the nucleus of other atoms.

• Core electrons

• Valence electrons

• Neutral electrons

• Proton electrons

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the role of valence electrons in chemical bonding?

• They repel other atoms

• They are attracted to the nucleus of other atoms

• They remain neutral

• They form magnetic fields.

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NGSS.HS-PS1-1

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How many electrons are shared in a single covalent bond?

• 1

• 2

• 3

• 4

In a water molecule (H2O), how many hydrogen atoms are bonded to the oxygen atom?

• 1

• 2

• 3

• 4

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NGSS.MS-PS1-1