FHS Chemistry: October 2025

Friday - October 31st, 2025

Daily Objective:

Students will be able to predict the number of particles in a substance and convert using chemistry specific units.

Bellwork:

A sample in a lab is found to contain 1.35 moles of diphosphorus hexachloride (P₂Cl₆). How many atoms of chlorine are in the sample?

Daily Plan:

Homework:

HQ: Moles #2 (11/4 @ 3:00 PM)

Wednesday - October 29th, 2025

Daily Objective:

Students will be able to predict the number of particles in a substance and convert using chemistry specific units.

Bellwork:

What is a mole? What is the representative particle of an element? What is the representative particle of a compound?

Daily Plan:

Homework:

HQ: Moles (DUE 10/31 @ 3:00 PM)

Monday - October 27th, 2025

Daily Objective:

Students will be able to predict the number of particles in a substance and convert using chemistry specific units.

Bellwork:

How did you do on the Unit 3 Test? What do you need to do to either keep that same level or improve for Unit 4?

Daily Plan:

Homework:

Moles Practice #1

Thursday - October 23rd, 2025

Daily Objective:

Students will be assessed on their knowledge of unit 3 topics.

Bellwork:

What do you want to work on for the next 15 - 20 minutes to prepare for our unit 3 test?

Daily Plan:

Unit 3 Review
Unit 3 Test

Homework:

Tuesday - October 21st, 2025

Daily Objective:

Students will be able to describe the structure of an atom and predict the number of subatomic particles in atoms.

Bellwork:

Write the electron configuration for the following elements: K, P, and Fe.

Daily Plan:

Homework:

Prepare for the Unit 3 Test!

Friday - October 10th, 2025

Daily Objective:

Students will be able to describe the structure of an atom and predict the number of subatomic particles in atoms.

Bellwork:

Using your electron configuration activity, what did you notice about how electrons filled into the orbitals for the nitrogen atom? (Hint: This was question #7 on your activity)

Daily Plan:

Homework:

HQ: Electron Configurations (DUE 10/21 @ 3:00 PM)

Tuesday - October 7th, 2025

Daily Objective:

Students will be able to describe the structure of an atom and predict the number of subatomic particles in atoms.

Bellwork:

Where are electrons located in an atom?

Daily Plan:

Homework:

Electron Configuration Concepts Practice #1

Friday - October 3rd, 2025

Daily Objective:

Students will be able to describe the structure of an atom and predict the number of subatomic particles in atoms.

Bellwork:

1) Please complete the Science Department: Atomic Structure CFA on Canvas.

2) What is average atomic mass? How is it different from mass number?

Element X is known to have two dominant isotopes X-131 and X-133. The percent abundance of X-131 is known to be 24.611% and its mass is 130.998 amu. If X-133 has a mass of 133.019 amu, what is the average atomic mass of element X?

Daily Plan:

Homework:

HQ: Atomic Mass (DUE 10/7 @ 3:00 PM)

Wednesday - October 1st, 2025

Daily Objective:

Students will be able to describe the structure of an atom and predict the number of subatomic particles in atoms.

Bellwork:

What particle gives an element its name or identity? Which particles affect the charge of an atom? Which particle has no affect on the mass of the atom?

An atom is found to contain 34 protons, 36 electrons, and 40 neutrons. Write this atom's isotope notation (symbol with all numbers around it).

Daily Plan:

Homework:

Atomic Structure Practice #2

Atomic Mass Practice #1