History of Atomic Structure

The atomic number identifies the number of __________.

• electrons

• atoms

• protons

• neutrons

Subatomic particles that have a negative charge

• electrons

• protons

• quarks

• neutrons

How many protons does sulfur have?

• 32

• 16

• 48

• 12

How many electrons does sulfur have

• 16

• 32

• 48

• 12

Tags

NGSS.MS-PS1-1

The center of an atom is called the ________________.

• electron cloud

• nucleus

• neutrion

• nuetron

In what part of an atom can the protons and neutrons be found?

• nucleus

• neutrine

• electron cloud

• proton cloud

Tags

NGSS.MS-PS1-1

Which parts of the atom move around the nucleus?

• electrons

• protons

• electrode particles

• neutrons

What is material that has mass and takes up space?

• volume

• mass

• matter

• density

An atom has 5 protons and 7 neutrons. What is the mass number of the atom?

• 5
• 7
• 2
• 12

How many neutrons does Chlorine have?

• 18

• 17

• 35

• 52

Tags

NGSS.MS-PS1-1