Monday_23: The subatomic particles Part 2

• Chemistry
• Secondary Education

Pres_Template

CHEMISTRY 9

15 - The Subatomic Particles

state the subatomic particles' relative charges and relative masses. 

use the terms proton or atomic number and mass or nucleon number in my reasoning.

write the correct symbol notations for neutral atoms.

Daily review

• Open your Workbook on page 17.
• Complete Focus Questions 1 and 2.
• Use your pen to complete your task.

Identify the components in the mixture.

Decide on the most suitable technique.

• Open your Workbook on page 17.
• Complete Focus Questions 1 and 2.
• Use your pen to complete your task.

Identify the components in the mixture.

Decide on the most suitable technique.

• Open your Workbook on page 17.
• Complete Focus Questions 1 and 2.
• Use your pen to complete your task.

Identify the components in the mixture.

Decide on the most suitable technique.

• Open your Workbook on page 17.
• Complete Focus Questions 1 and 2.
• Use your pen to complete your task.

Prior knowledge

K / U

electron

nucleus

shell

proton

neutron

Subatomic particles

Proton (or atomic number)

• positively-charged particle

Electron

• negatively-charged particle

Neutron

• a particle with no charge

Proton + Neutron

• nucleon number OR
• mass number

Proton + Neutron

• nucleon number OR
• mass number

+ 1

- 1

0

Symbol Notation

Symbol Notation

Symbol Notation

Symbol Notation

Symbol Notation

Symbol Notation

Symbol Notation

Symbol Notation

Symbol Notation

Symbol Notation

Learning check

Practice

NEXT lesson

sodium

magnesium

aluminium

silicon

phosphorus

Pres_Template

CHEMISTRY 9

16 - Isotopes

use the term isotope when I explain my responses.

state the isotopes of an element have the same proton and electron numbers but different neutron numbers.

create a poster detailing important information and uses of an isotope.

K / U

Isotopes

• are different atoms of the same element that contain the same number of protons but a different number of neutrons

Isotopes

• are different atoms of the same element that contain the same number of protons but a different number of neutrons

Carbon-12

Carbon-13

Carbon-14

Isotopes

• are different atoms of the same element that contain the same number of protons but a different number of neutrons

Comm

• Search for the isotopes of elements.
• Focus on atomic mass, name, and uses.
• Create a poster using this information.

use the term isotope when I explain my responses.

state the isotopes of an element have the same proton and electron numbers but different neutron numbers.

create a poster detailing important information and uses of an isotope.

END