Intro to Matter and Atomic Structure

Has a mass of 1/200th the mass of a proton.

• electron
• neutron
• nucleus
• electron cloud

Tags

NGSS.MS-PS1-1

An electron has a _____ charge.

• negative
• positive
• neutral

Tags

NGSS.MS-PS2-3

What are the maximum number of electrons that go on the first 3 energy levels?

• 2,4,16
• 2,8,18
• 4,8,12
• 3,4,6

Which particles make up the nucleus of an atom?

• protons and neutrons
• electrons and protons
• electrons, protons, and neutrons
• electrons and neutrons

Tags

NGSS.MS-PS1-1

The subatomic particle that determines the identity of an element.

• neutron
• proton
• electron
• outer shell

An atom has 10 protons, 15 neutrons and 10 electrons what is its mass number.

• 20
• 10
• 5
• 25

Tags

NGSS.MS-PS1-1

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

What is the chemical symbol for Lithium?

• H
• He
• Li
• N

Tags

NGSS.HS-PS1-1

How many neutrons are in a Gold atom?

• 79
• 196
• 118
• 275

Tags

NGSS.MS-PS1-1