[G3 LSS] 8.1 Atomic Structure

Multiple Choice

Let's recap Chapter 3!

How many particles are there?

• one

• seven

• seventy-one

Multiple Choice

Let's recap Chapter 3!

How many types of particles are there?

• one

• seven

• seventy-one

Multiple Choice

Which of the following best describe this substance?

• Element at gaseous state

• Element at liquid state

• Compound at gaseous state

• Compound at liquid state

Multiple Choice

What do you think will happen when you keep cutting an aluminium foil into half again and again...?

• The pieces will turn into liquid state.

• The foil will turn into a solid block.
• The pieces will disappear completely.
• The pieces will become too small to cut further.

Reorder

Different models were discovered over the years.

Make a guess, which model is the earliest and which is the most recent? Arrange from most distant to most recent.

1

2

3

4

• 1
• 2
• 3
• 4

Multiple Choice

Which of the following scientists proposed the 'Plum Pudding Model' of the atom?

• John Dalton

• J.J. Thomson

• Ernest Rutherford

• Niels Bohr

Open Ended

What are some similarities in the model of atom that was unifying?

Multiple Select

Which of the following are sub-atomic particles found within an atom?

• protons

• neutrons

• electrons

• photons

Multiple Select

Which of the following statements are correct about the relative masses of sub-atomic particles?

• Proton and neutron have a relative mass of 1

• Electron has a relative mass of 1/1840

• Proton is much heavier than electron

• Electron and neutron have the same relative mass

Match

Match the correct relative charge to the sub-atomic particles.

• proton

• electron

• neutron

+1

-1

0

• +1

• -1

• 0

Multiple Choice

A particle has two protons (+1 each), three electrons (-1 each) and four neutrons (0 each). What is the overall charge of this particle?

• +1

• -1

• +2

• -2

• 0

Multiple Choice

Which sub-atomic particle do you think will be "flying around" the nucleus of the atom?

• proton

• electron

• neutron

Multiple Choice

What do you think is the charge of the nucleus?

• Zero. Because it contains neutrons.

• Positive. Because it contains protons and neutrons.

• Negative. Because it contains electrons.

• Positive. Because it contains more protons than electrons.

Multiple Choice

Which of the following topics would you like to learn more about after this lesson on atoms and molecules?

• Atomic Structure

• Numbers of Proton, Electrons and Neutrons

• Molecules

• Applications of Atomic Technologies