Combined Question Set: Atomic Structure

Emma is building a model of an atom for her science project. She wants to know what the center of an atom is called. What should she label it as?

• Proton

• Nucleus

• Electron cloud

• Neutron

What is the charge of a neutron?

• Positive

• Negative

• Neutral

• Double negative

Which particle is found in the electron cloud?

• Protons

• Neutrons

• Electrons

• Nucleus

The mass of a proton is approximately:

• 0 amu

• 1 amu

• 2 amu

• 10 amu

Which particle determines the identity of an element?

• Neutrons

• Protons

• Electrons

• Nucleus

Which subatomic particles are located in the nucleus?

• Protons and electrons

• Neutrons and electrons

• Protons and neutrons

• Electrons only

The atomic mass of an element is the sum of:

• Protons only

• Electrons only

• Protons and neutrons

• Electrons and neutrons

If an atom has 6 protons, what is its atomic number?

• 3

• 5

• 6

• 12

Tags

NGSS.MS-PS1-1

Which of the following is an example of an element?

• Water

• Salt

• Carbon

• Sugar

What is the difference between a compound and a mixture?

• Mixtures have a fixed ratio of components, while compounds do not.

• A mixture has only one state of matter, while a compound has multiple states.

• Compounds are chemically combined, while mixtures are physically combined.