Atomic Structure

How many neutrons would Fe-56 have?

• 56
• 26
• 30
• 33

Tags

NGSS.MS-PS1-1

How many protons does P-30 have?

• 30
• 16
• 12
• 15

Tags

NGSS.MS-PS1-1

If an atom of nickel has a charge of +3, how many electrons does the atom have?

• 28
• 25
• 26
• 31

Tags

NGSS.MS-PS1-1

If an atom of oxygen has a charge of -2, how many electrons does the atom have?

• 18
• 6
• 8
• 10

Tags

NGSS.MS-PS1-1

How many protons does this isotope of titanium have?

• 48
• 22
• 26
• 70

Tags

NGSS.MS-PS1-1

How many neutrons does the isotope of lithium have?

• 8
• 3
• 4
• 5

Tags

NGSS.MS-PS1-1

What do these isotopes of carbon all have in common?

• neutrons & mass number
• atomic number and neutrons
• atomic number and electrons
• protons, atomic number, and mass number

Tags

NGSS.MS-PS1-1

In a correctly written symbol what would be located in the "A" position?

• number of neutrons
• atomic number
• number of electrons 
• mass number

Tags

NGSS.MS-PS1-1

What element is this?  What is the mass number of this atom?

• sodium, 23
• magnesium, 23
• magnesium, 12
• sodium, 11

Tags

NGSS.MS-PS1-1

which atom has  4 neutrons?

• Li-6
• Li-7
• Li-8
• they have the same # of neutrons

Tags

NGSS.MS-PS1-1