Drawing Atoms: The Bohr Model Explained

Which model of the atom is the basis for the one we use today?

• Niels Bohr's Model

• Dalton's Model

• Nuclear Model

• Plum Pudding Model

What charge do neutrons have?

• Neutral

• Negative

• Positive

• No charge

How do electrons compare in size to protons and neutrons?

• Half the size

• Same size

• 1/1800 of the size

• Twice as large

What does the atomic number of an element represent?

• Number of electrons

• Number of protons

• Atomic mass

• Number of neutrons

If an atom has 6 protons, what element is it?

• Nitrogen

• Carbon

• Hydrogen

• Oxygen

How many electrons can the first shell of an atom hold?

• 2

• 4

• 6

• 8

What is the electron configuration of a carbon atom?

• 4, 2

• 2, 4

• 6, 0

• 2, 2

Tags

NGSS.HS-PS1-1

How many protons does a silicon atom have?

• 18

• 12

• 14

• 16

What is the electron configuration of a silicon atom?

• 8, 2, 4

• 4, 8, 2

• 2, 4, 8

• 2, 8, 4

How many electrons are in the third shell of a calcium atom?

• 8

• 2

• 4

• 6