Atoms & Elements Review

The atomic number tells you what?

• number of electrons
• number of protons
• number of neutrons
• both electrons and protons in an atom.

What does the 1.00794 stand for?

• Hydrogen
• atomic number
• atomic mass
• atomic explosion

Tags

NGSS.MS-PS1-1

How many protons are in Beryllium?

• 4
• 9
• 5
• 2

Tags

NGSS.MS-PS1-1

What is the chemical symbol for Lithium?

• H
• He
• Li
• N

all matter is made of _______

• solids

• atoms 
• electrons 
• compounds 

Tags

NGSS.MS-PS1-1

Find the element:

Protons: 4

Neutrons: 5

Electrons: 4

• Boron (B)

• Sodium (Na)

• Beryllium (Be)

• Potassium (K)

Tags

NGSS.MS-PS1-1

Find the element:

Protons: 6

Neutrons: 7

Electrons: 6

• Carbon (C)

• Nitrogen (N)

• Boron (B)

• Calcium (Ca)

Tags

NGSS.MS-PS1-1

The section labeled D is known as the?

• Electron cloud
• Neutron
• Nucleus
• Electron

Tags

NGSS.MS-PS1-1

Letter A is positively charged particle called?

• Neutron
• Proton
• Electron
• Atom

Tags

NGSS.MS-PS1-1

The smallest unit of matter is called?

• An electron
• A compound

• An atom
• A solid