Unit 4: Atoms & Elements

Objectives:

  1. I know the true shape of the periodic table and that it is organized in groups and periods.

  2. I know the location of the following on the periodic table:

    - elements with different states of matter

    - naturally occurring and man-made elements

    - representative and transition elements

    - metals, metalloids, and nonmetals

    - subgroups of metals and nonmetals

  3. I know the location and properties of the three subatomic particles within an atom.

  4. I know how the numbers of subatomic particles are described with atomic number, mass number, and charge.

  5. I know the history of atomic models.

  6. I know what isotopes are.

  7. I know the difference between atomic mass, mass number, and average atomic mass.

  8. I know how to calculate the average atomic mass of an element.

Resources:

Objectives 1 & 2

I know the true shape of the periodic table and that it is organized in groups and periods.

I know the location of the following on the periodic table: elements with different states

of matter, naturally occurring and man-made elements, representative and transition

elements, metals, metalloids, and nonmetals, subgroups of metals and nonmetals.

Objectives 3 & 4

I know the location and properties of the three subatomic particles within an atom.

I know how the numbers of subatomic particles are described with atomic number,

mass number, and charge.

Objective 5

I know the history of atomic models.

Objectives 6, 7, & 8

I know what isotopes are.

I know the difference between atomic mass, mass number, and average atomic mass.

I know how to calculate the average atomic mass of an element.

ANSWERS for Practice Quiz 1

ANSWERS for Practice Quiz 2