1st Quiz on Atomic Structure and Terms 2022 ( On- grade level)

What is the tiny, very dense central part of the atom called ?

• Neutron
• Electron
• Proton
• Nucleus

What are electrons?

• Massive, positively charged particles
• Tiny, negatively charged particles
• Clouds of dust in the nucleus
• Neutral particles around the nucleus

Tags

NGSS.MS-PS1-1

Using your periodic table identify the element

• Carbon
• Hydrogen
• Aluminum
• Lithium

Tags

NGSS.MS-PS1-1

How many electrons does potassium K contain? 

• 19
• 39
• 20
• 40

Tags

NGSS.MS-PS1-1

What identifies the element?

• Protons
• Neutrons
• valence electrons
• Nucleus

How many total electrons does element 15 have?

• 5
• 2
• 8
• 15

Tags

NGSS.MS-PS1-1

Which are of the following are subatomic particles. Select three:

• Protons

• Neutrons

• Electrons

• Nucleus

The atomic number will tell me... (select three)

• Number of Protons

• Number of Electrons

• Number of Neutrons

• What element is it

Silicon has an atomic number of 14 and an atomic mass of 28. How many neutrons does it have?

• 14

• 28

• 2

• 10

Tags

NGSS.MS-PS1-1

What is the charge of a proton?

• Positive

• Negative

• No charge, Neutral