Atoms Review

What is the charge of a proton in an atom?

• Negative

• Neutral

• Positive

• Variable

Where are electrons located in an atom?

• Inside the nucleus

• Outside the nucleus

• In the proton

• In the neutron

What charge do neutrons have?

• Positive

• Negative

• Neutral

• Variable

Which particles make up the atomic mass?

• Electrons and protons

• Protons and neutrons

• Neutrons and electrons

• Protons, neutrons, and electrons

What is the basis for the arrangement of the Periodic Table?

• A) By the number of electrons

• B) By the atomic mass

• C) By the atomic number

• D) By the number of neutrons

Can elements be broken down into a simpler type of matter?

• A) Yes, always

• B) No, never

• C) Yes, but only some elements

• D) Yes, using chemical reactions

How many protons does a carbon atom have?

• 4

• 6

• 8

• 10

Which particle orbits around the nucleus of an atom?

• Proton

• Neutron

• Electron

• None of the above

What is represented by a subscript in a chemical formula?

• The number of molecules in a compound

• The number of atoms of each element in the compound

• The atomic mass of the elements in the compound

• The number of protons in the elements of the compound

Tags

NGSS.MS-PS1-1

What is the atomic mass of Beryllium?

• 4

• 9.012

• 8

• 10