Size & Mass of Atoms (AQA GCSE Chemistry Combined Science): Flashcards

📚Flashcards
Size & Mass of Atoms
Sign up to keep revising.Create a free account to study more flashcards and track your progress.

Practise the cards

12 cards from this deck

Show

Radius of an atom in nm

0.10.1 nm

Radius of an atom in metres

1×10101 \times 10^{-10} m

Radius of nucleus in metres

1×10141 \times 10^{-14} m

Nucleus radius compared to atom radius

Less than 1/10,0001/10{,}000 of atom's radius

Relative mass of a proton

11

Relative mass of a neutron

11

Relative mass of an electron

Very small

Relative charge of a proton

+1+1

Relative charge of a neutron

00

Relative charge of an electron

1-1

Where is nearly all of an atom's mass?

In the nucleus

Proton and electron charges relationship

Equal and opposite

Explore AQA GCSE Chemistry Combined Science Revision Notes by Topics

Explore AQA GCSE Chemistry Combined Science Model Answers by Topics

Explore AQA GCSE Chemistry Combined Science Quizzes by Topics

Explore AQA GCSE Chemistry Combined Science Exam Questions by Topics

Join 100,000+ GCSE students studying Flashcards with us.

Select your subjects, and get access to A+ resources today.