Bohr Models

What is the name of this element?

• Helium
• Hydrogen
• Argon
• Silver

Tags

NGSS.MS-PS1-1

What element is represented in this Bohr Model?

• Carbon

• Hydrogen

• Aluminum

• Lithium

Tags

NGSS.MS-PS1-1

What is the mass number of this atom?

• 1
• 3
• 4
• 7

Tags

NGSS.MS-PS1-1

How many valence electrons?

• 2
• 3
• 5
• 10

Tags

NGSS.MS-PS1-1

On the periodic table, the PERIOD tells us-

• proton count

• electron count

• valence electrons

• energy levels in electron cloud

The nucleus contains

• electrons

• all subatomic particles

• protons

• protons and neutrons

Tags

NGSS.MS-PS1-1

Which element has similar chemical reactivity to Boron?

• Carbon

• Helium

• Gallium

• Beryllium

What is the atomic number of this element?

• 17

• 18

• 35

• 35.453

Tags

NGSS.MS-PS1-1

A __________ is a subatomic particle with a negative charge.

• proton

• neutron

• electron

• nucleus

If an atom of Phosphorus has 16 neutrons, what is it's mass number?

• 15

• 16

• 30.974

• 31

Tags

NGSS.MS-PS1-1