Elements, Compounds and Mixtures Study Jams

Which of the following cannot be broken down into something simpler?

• a compound

• an element

• a chemical formula

• a mixture

Which of these is most like a recipe?

• a chemical formula

• an element

• periodic table

• an electron formula

What can you find on the Periodic Table?

• the chemical formula for salt

• the number of hydrogen atoms that are in water

• all the compounds that exist in the universe

• all the elements that have been discovered

How many elements are there on the Periodic Table?

• 118

• 2000

• 75

• 100

What does a subscript tell you?

• the number of electrons in a compound

• the number an element is on the periodic table

• the number of atoms of a particular element that are in a compound

• the number of elements on the periodic table

What needs to occur in order for elements to form a compound?

• an elemental reaction

• an atomic reaction

• an electric reaction

• a chemical reaction

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

If a compound has 2 atoms of aluminum (Al) and 3 atoms of oxygen (O), what would its chemical formula look like?

• Al2O3
• Al3O2
• Al2O2
• Al3O3

Tags

NGSS.MS-PS1-1

Which of the following is a characteristic of mixtures?

• Mixtures can only be in a solid and liquid form.

• Substances that are mixed together retain their properties.

• You can ALWAYS see the different parts of a mixture.

• You can only see the different parts of a mixture when it is in its liquid form.

What type of combination is a mixture?

• chemical

• electrical

• physical

• thermal

What is the difference between a heterogeneous mixture and a homogenous mixture?

• A heterogeneous mixture can only be a solid, while a homogeneous mixture can only be a liquid.

• You can't see the parts in a heterogeneous mixture, but you can in a homogeneous mixture.

• You can see the parts in a heterogeneous mixture, but not in a homogeneous mixture.

• A heterogeneous mixture is a physical combination, while a homogeneous mixture is a chemical combination.