Atomic Structure Quiz

What is the nucleus of an atom?

• The region at the center of an atom that contains most of the mass of the atom.

• The outer shell of an atom that contains most of the mass of the atom.

• The region at the center of an atom that contains most of the volume of the atom.

• The outer shell of an atom that contains most of the volume of the atom.

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NGSS.MS-PS1-1

What is an electron?

• A positively charged particle inside the nucleus.

• A negatively charged particle outside the nucleus.

• A neutrally charged particle inside the nucleus.

• A negatively charged particle inside the nucleus.

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Which particle is positively charged?

• Proton

• Neutron

• Electron

• Nucleus

Which particle is neutrally charged?

• Proton

• Neutron

• Electron

• Nucleus

Where is the nucleus located in an atom?

• At the outer shell

• At the center

• At the edge

• At the bottom

Thompson's Plum Pudding Model shows electrons located where?

• Around the nucleus

• Throughout the whole atom

• Inside the nucleus

• Outside the nucleus

Electrons far away from the nucleus have __________ energy.

• High

• Low

• Medium

• Variable

Who proposed the Plum Pudding Model?

• Niels Bohr

• J.J. Thompson

• Ernest Rutherford

• Albert Einstein

Which of the following statements is true about charges?

• Positive and negative charges repel each other

• Positive and positive charges attract each other

• Negative and negative charges repel each other

• Negative and positive charges repel each other

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is the atomic number for Nitrogen?

• 14.01

• 8

• 7

• 21.01

Tags

NGSS.MS-PS1-1