Atoms & elements

The smallest particle into which an element can be divided and still be the same element is a(n)

• proton

• neutron

• electron

• atom

Tags

NGSS.MS-PS1-1

Which subatomic particle has a positive charge?

• proton

• nuetron

• electron

• atom

Tags

NGSS.MS-PS1-1

Which TWO of the following describes the subatomic particles inside the nucleus?

• protons & neutrons

• energy levels

• atomic mass

• electrons

Use a periodic table to help you determine the element in the image. (Hint: Use the # of protons.)

• lithium

• oxygen

• magnesium

• carbon

Use a periodic table to help you determine the element in the image. (Hint: Use the # of protons.)

• carbon

• lithium

• beryllium

• nitrogen

Tags

NGSS.MS-PS1-1

How many protons does fluorine have?

• 19

• 1

• 9

• 10

Tags

NGSS.MS-PS1-1

How many electrons does silicon have?

• 28

• 14

• 0

• 10

Tags

NGSS.MS-PS1-1

If an atom has 10 protons, 10 neutrons, and 10 electrons, what is the mass of the atom?

• 10
• 20
• 30

Tags

CCSS.8.EE.A.3

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

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

Tags

NGSS.MS-PS1-1

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

• atomic number
• atomic mass
• Chemical Symbol
• Element Name

Tags

NGSS.MS-PS1-1