Atomic structure

Atomic structure

Key words

negligible, atomic, number, shell , mass number,

proton shell , charge, electron , isotopes , nucleus, 2.8.2 -3 , atomic number,

History of an atom

Rutherford's experiment

Multiple Select

Who of these of these is earnest Rutherford?

• Right

• Left

• Non of them

Multiple Select

What is Rutherford known for?

• Discovered a cell

• Discovered the nucleus

• Was born in 1911

Multiple Select

One of these scientists had no idea about the existence of charges in an atom

• Dalton

• Rutherford

• Tr. Douglas de man

Multiple Select

I discovered positive and negative charges

• Rutherford

• Dalton

• Thomson

What did Rutherford do?

What did he see?

What does it mean to us?

Just questions to think about?

Multiple Select

Why did Rutherford use gold?

• He was just proud

• Try and error

• How I wish I knew

• Its amazing properties

Multiple Choice

Why was the gold foil thin?

• For particles to pass through

• to minimize space

Multiple Choice

What did the gold foil experiment prove?

• There exists atoms

• Atoms are made of shells

• the atom is mostly empty space with a tiny, dense, positively-charged nucleus

Multiple Select

Why was Rutherford's model rejected?

• Because he had a mustache

• He never mentioned about the arrangement of electrons in shells

Multiple Select

Who then discovered the shells?

Well done