Atomic Structure

Which particle has a negative charge?

• proton

• neutron

• electron

• all of the above

Which of these is not part of an atom?

• proton

• neutron

• electron

• quantron

Which of the following particles has the smallest mass?

• neutron
• proton
• nucleus
• electron

The positively charged parts of an atom are the

• protons
• electron clouds
• neutrons
• electrons

Tags

NGSS.MS-PS1-1

Matter that is made up on only one type of atom is called

• a compound
• a subatomic particle
• an element
• water

The atomic number identifies the number of __________.

• electrons

• atoms

• protons

• neutrons

Tags

NGSS.HS-PS1-8

particles that have a negative charge

• electrons

• protons

• quarks

• neutrons

The center of an atom is called the ________________.

• electron cloud

• nucleus

• neutrion

• nuetron

Tags

NGSS.HS-PS1-8

particle that has a positive charge

• electron

• poitron

• neutron

• proton

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

• nucleus

• neutrine

• electron cloud

• proton cloud

Tags

NGSS.MS-PS1-1