Use the periodic table below to determine the number of protons in Bromine (Br).

• 35

• 79.904

• 36

• 83.798

Tags

NGSS.MS-PS1-1

How many valence electrons does this element have?

• 12

• 8

• 2

• 10

Tags

NGSS.MS-PS1-1

Use your periodic table to determine the number of protons in Neon (Ne).

• 18.998

• 20.18

• 10

• 12

Tags

NGSS.MS-PS1-1

What is the atomic mass for this element? (Round to the nearest WHOLE number.) (This information for this element can be found on the periodic table!)

• 11

• 19

• 24

• 23

How many valence electrons does this element have?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

What element does this Bohr model represent?

• Carbon

• Boron

• Neon

• Nitrogen

Tags

NGSS.MS-PS1-1

The sum of the number of protons and the number of neutrons is called the _____

• Atomic Number

• Atomic Mass

• Atomic Symbol

• Atomic Name

Tags

NGSS.MS-PS1-1

In the Bohr model of the atom, what is the maximum number of electrons in the first shell?

• 2

• 8

• 1

• 6

Tags

NGSS.MS-PS1-1

What is the atomic mass for this element? (Round to the nearest WHOLE number.) (This information for this element can be found on the periodic table!)

• 17

• 35

• 18

• 40

Tags

NGSS.MS-PS1-1

How many valence electrons does this element have?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1