Warm-Up: how would you describe a compound?

Objective Describe the difference between atoms, compounds, and molecules.

Exam Results Your grades are in PowerSchool. We will go over the exam after everyone has taken it.

Think-Puzzle-Explore Similar to the Know-Want to Know-Learned we did for states of matter. Think – what do you think you know about the topic? Puzzle – what puzzles you about the topic? What doesn’t make sense? What do you need to understand about it? Explore – what are ways you can find answers to the things that puzzle you? Be explicit – this is to help you become a life-long learner.

Think What do you think you know about chemical bonding? Write down any thoughts you have about chemical bonding. Don’t worry about being “correct”. This is to get an understanding for how you think about this topic. You need at least one statement about chemcial bonding.

Share with a Partner Share your thoughts with someone sitting next to you. Do you have any of the same thoughts? If so, put a star on them. Pick 1-2 of your thoughts and write them on the board.

Trends Are there any trends you see in the thoughts written on the board? Are any of the thoughts similar?

Puzzle Reflect on the thoughts you wrote down and those from your classmates. Is there anything that puzzles you about these thoughts? What puzzles you about chemical bonding? What doesn’t make sense? What do you want to know about chemical bonding? Spend 2 minutes writing down what puzzles you There should be NO talking during this thinking time

Share with a Partner Take turns sharing your puzzles with your partner. After you have both shared your puzzles, look for any trends Do you have the same puzzles? Star any of these in your notes Pick 1-2 of your puzzles and put them on the board

Trends What trends do you see in the puzzles? Do they relate to the trends we saw for the thoughts? Write down any of the trends you see in your notes.

Explore How can we solve these puzzles and answer our questions? Be specific – if you say use Google, what would you type to begin your search? How would you know the source is credible? Are there other ways we can obtain information.

Summary As we move through this unit – if at any point you still feel uncertain about the information, look at what you wrote down in your Explore section of notes. Use these strategies to help you learn the content. As always, you can come and ask me for help.

Vocabulary Self-Awareness Create the following chart in your notes. It is recommended that this be the first 1-2 pages of your notes for the unit. You will refer back to this chart frequently and fill it out. This will help you assess what you know and what you need to focus on during our unit.

Vocabulary Self-Awareness For now – copy down what you see and I will explain it after it has been copied. BE SURE TO LEAVE ENOUGH ROOM TO WRITE THE DEFINITION! You will have 3 minutes to copy down the chart

Filling out your Vocabulary Chart Procedure: 1. Examine the list of words you have written in the first column. 2. Put a"+" next to each word you know well, and give an accurate example and definition of the word. Your definition and example must relate to the unit of study. 3. Place a checkmark next to any words for which you can write only a definition or an example, but not both. 4. Put a “-” next to words that are new to you. This chart will be used throughout the unit. By the end of the unit you should have the entire chart completed. Because you will be revising this chart, write in pencil.

Vocabulary Charts We will be creating 3 vocabulary charts In your own words: We will be creating 3 vocabulary charts I will give you the definition, you will need to write the definition in your own words You will complete each step independently, and share your tables with a partner at the end.

What is an Atom? In your own words: Smallest particle of an element that can exist alone or in combination with other atoms. Write the definition in your own words – be true to the definition but make it make sense to you. The smallest particle of an element that can exist alone or in combination with other atoms. Atom Atom List examples of an atom. List non-examples of an atom. What is not an atom? Create a pictorial representation of an atom. Something to help you remember the definition.

What is a Molecule? In your own words: Write the definition in your own words – be true to the definition but make it make sense to you. The smallest particle of a compound that retains the properties of the compound. Molecule List examples of a molecule. List non-examples of an atom. What is not a compound? Create a pictorial representation of an atom. Something to help you remember the definition.

What is a Compound? In your own words: Write the definition in your own words – be true to the definition but make it make sense to you. Substances made of two or more elements that cannot be separated by physical means. Compound List examples of a compound. List non-examples of an atom. What is not a compound? Create a pictorial representation of an atom. Something to help you remember the definition.

Difference between Atom & Molecule Smallest particle of an element Cannot be broken down and retain properties Molecule Combination of 2 or more atoms. Smallest part of a compound that retains properties Can be broken down into individual atoms

Difference between Atom & Molecule Compound Molecules of different atoms Ex: NaCl Molecule Combination of 2 or more atoms – don’t have to be different atoms Smallest part of a compound that retains properties

Closure Open your vocabulary self-awareness chart – make any changes to your chart for atom, compound, and molecule.