Atomic Structure Flashcards Preview

Year 8 Science > Atomic Structure > Flashcards

Flashcards in Atomic Structure Deck (10):
1

What is an atom?

The smallest particle of an element that can exist

2

What is an element?

Only made of one type of atom and found in the periodic table

3

What is an atomic number?

The number of protons in the nucleus

4

What is the atomic mass number?

The number of protons and neutrons in the nucleus

5

Number of neutrons =

Atomic Mass Number - Atomic Number

6

What is a proton?

Positive charge
Located in the nucleus
1 a.m.u

7

What is an electron?

Negative charge
Located in shells surrounding the nuvcleus
0 a.m.u

8

What is a neutron?

No charge
Located in the nucleus
1 a.m.u

9

What is the electronic configuration?

How electrons are arranged on each shell
Example:
2,8,8,2

10

What is the Bohr Model?

A way of drawing atoms