Chemistry Foundations OL Review

Chemistry Foundations OL Review

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I can identify a pure element or a pure compound

Pure elements are one type of atom.

​

Pure compound is more than one type of atom but only one compound.

​

Subject | Subject

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Multiple Choice

Which of the following is classified as a pure substance?

• Lemonade

• Fruit punch

• ketchup

• Helium

Multiple Choice

A pure substance that cannot be broken down into other substances by chemical or physical means. 

• compound          
• atom
• mixture 
• element

I can explain that an element is made up of 1 type of atom and is represented by a chemical symbol.

Each element on the Periodic table is only one type of atom.

​

Each element has its own symbol.​

Subject | Subject

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Multiple Choice

Zinc

• Z

• Zi

• ZN

• Zn

Multiple Choice

Calcium

• Cl

• Ca

• C

• Cm

Multiple Choice

Helium

• He

• Hl

• HE

• Hm

Multiple Choice

Iron

• Ir

• In

• Fe

• FE

Multiple Choice

The atomic number of the element is equal to the number of _______ in the atom.

• compounds

• protons

• atoms

• molecules

I can recognize a compound is made up 2 or more different elements and is represented by a chemical formula

Elements have one type of atom.

​

Compounds have two or more different types of atoms.​

Subject | Subject

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Multiple Choice

Element or Compound?
H₂SO₄

• Element
• Compound

Multiple Choice

Compounds consist of two or more elements bond together.

• True

• False

Multiple Choice

Which of the following is not a compound?

• H₂O

• C₈H₁₈

• NaCl

• Cl

Multiple Choice

Which of these is an element?

• Salt (NaCl)

• Water (H20)

• Oxygen (O)

• Carbon Dioxide (CO2)

Multiple Choice

Which of these is a compound?

• Aluminium (Al)

• Carbon Dioxide (CO2)

• Nitrogen (N)

• Sand

I can recognize a compound is made up of 2 or more different elements and is represented by a chemical formula.

Look at the difference between the elements at the top and the compounds at the bottom.

Compounds are 2 or more elements that are chemically bonded together. Compounds are pure substances​

Subject | Subject

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Multiple Choice

How many elements are represented in the compound?
Na₂CO₃

• 1
• 2
• 3
• 4

Multiple Choice

How many carbon atom/s are present in the compounds CaCO₃?

• 1
• 2
• 3
• 4

Multiple Choice

Is Iron (Fe) an element or a compound?

• Element
• Compound

​I can use a data representation to explain that the largest portion of matter on Earth is made up of only a small number of elements

Earth's crust and atmosphere have different elements that are the most abundant.

Oxygen is abundant in the crust and atmosphere.

Nitrogen is abundant in the atmosphere.​

Subject | Subject

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Multiple Choice

Look at the data table. Which graph below best represents the most abundant elements in the Earth's crust?

Multiple Choice

What element is found in all four areas of the earth that we studied?

• Sodium (Na)
• Oxygen (O)
• Carbon (C)
• Nitrogen (N)

Multiple Choice

What is the most abundant element in Earth's Atmosphere?

• Oxygen

• Nitrogen

• Argon

• Oxygen and Nitrogen

I can read a SDS to determine safety concerns regarding the use of a substance

SDS are used to get safety information about chemicals used in lab.

SDS tell you about storage, health, flammability, reactivity, and disposal of chemicals.

SDS tell you what safety measures to use when you use a particular chemical​

Subject | Subject

Some text here about the topic of discussion

Multiple Choice

The first aid measures section of the SDS provides information like:

• what to do incase of exposure to skin, eyes, or inhilation

• how to prevent esposure

• what to do in a fire

• what to do when trying to burn the chemical

Multiple Choice

what does SDS stand for

• Mechanical safety data worksheets

• safety data worksheets

Multiple Choice

Are safety data sheets the best source of information for chemical regarding the hazards, emergency response

• Yes 
• NO

I can identify the potential hazards by interpreting pictograms and other information from Globally Harmonized System Labels

GHS Pictograms are used to warn people all over the world about potential hazards of chemical use and exposure.​

Subject | Subject

Some text here about the topic of discussion

Multiple Choice

If you see this pictogram on a bottle it means that you are dealing with a chemical that is:

• Explosive

• Flammable

• Corrosive

• Acts like hair gel.

Multiple Choice

If you see this pictogram on a bottle it means that you are dealing with a chemical that is:

• Explosive

• Flammable

• Attractive to Pirates

• Acutely Toxic

Multiple Choice

If you see this pictogram on a bottle it means that you are dealing with a chemical that is:

• Explosive

• Flammable

• Dangerous to use in bowling alleys.

• Acutely Toxic

Multiple Choice

If you see this pictogram on a bottle it means that you are dealing with a chemical that is:

• Extremely bad smelling

• Best used outdoors

• A hazard to the envrionment

• Attracts Fish

Multiple Choice

What does this symbol indicate?

• If you smell this chemical your heart will explode

• Don't eat this, it causes acid reflux.

• This chemical is a human health hazard

• Exposure to this chemical will steal your soul.

Multiple Choice

What does this symbol indicate?

• This chemical will make your fingers swell.

• Potentially explosive - firecracker symbol.

• Pressurized gas cylinder.

• Clean up with a cotton swab.

Multiple Choice

If you see this pictogram on a bottle it means that you are dealing with a chemical that is:

• Should be poured on the first thing you see.

• Flammable

• Corrosive

• Acutely Toxic