Atomic Structure and Periodic Table Pt.2

In an atom electrons in the outermost level are called...

• low energy electrons

• protonic

• valence electrons

• ionic neutrons

If a neutral atom of sodium has an atomic number of 11, how many protons will it have?

• 11

• 12

• 22

• need more information

If a neutral atom of sodium has 11 protons, how many electrons will it have?

• 11

• 12

• 22

• need more information

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NGSS.MS-PS1-1

If a neutral atom of sodium has 11 electrons, how many energy levels does it have?

• 1

• 2

• 3

• need more information

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NGSS.MS-PS1-1

If a neutral atom of sodium has 11 electrons, and three levels how many valence electrons does it have?

• 1

• 2

• 3

• need more information

For the following Flourine atoms, which has more electrons?

• Atom A

• Atom B

• neither

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NGSS.MS-PS1-1

If a neutral Flourine (F) has 9 protons, then what is the number of electrons in Atom A?

• 8

• 9

• 10

• 11

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NGSS.MS-PS1-1

Using the nuclear or isotope notation, for titanium what is its mass number?

• 22

• 48

• 70

• 26

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NGSS.MS-PS1-1

Using the nuclear or isotope notation, for titanium what is its atomic number?

• 22

• 48

• 70

• 26

Using the nuclear or isotope notation, for titanium how many neutrons does this isotope have?

• 22

• 48

• 70

• 26

Tags

NGSS.MS-PS1-1