Chemistry Periodic Table Bohr's Model

What element does this Bohr model represent?

• lithium
• carbon
• aluminum
• oxygen

Tags

NGSS.MS-PS1-1

What element is this?

• Helium
• Hydrogen
• Argon
• Silver

Tags

NGSS.MS-PS1-1

Which element does this model represent?

• neon
• Hydrogen
• Fluorine
• bromine

Tags

NGSS.MS-PS1-1

Which element does this model represent?

• Beryllium
• Boron
• Barium
• Bromine

Tags

NGSS.MS-PS1-1

What is the atomic mass of this atom?

• 1

• 3

• 4

• 7

Tags

NGSS.MS-PS1-1

What is the atomic number of this atom?

• 2
• 4
• 6
• none of the above

Tags

NGSS.MS-PS1-1

How many electrons does potassium K contain? (click to see image)

• 19
• 39
• 20
• 40

Tags

NGSS.MS-PS1-1

How many protons are in this element?

• 79
• 196
• 117
• Cannot be determined

Tags

NGSS.MS-PS1-1

What are electrons?

• Negatively charged particles
• Neutrally charged particles
• Positively charged particles
• Uncharged particles

Tags

NGSS.MS-PS1-1

NGSS.MS-PS2-3

How many protons are in Boron (B) ?

• 3
• 5
• 10
• 11