Trends & Periodic Table

On the periodic table, the PERIODS are

• the rows that go left to right.

• the columns that got top to bottom.

• the little spot at the end of a sentence.

On the periodic table, the GROUP or FAMILY are

• the rows that go left to right.

• the columns that got top to bottom.

• your people that you have a lot in common with.

The metals are located

• to the left of the stair step.

• to the right of the stair step.

• on and around the stair step.

The non-metals are located

• to the left of the stair step.

• to the right of the stair step.

• on and around the stair step.

The metalloids are located

• to the left of the stair step.

• to the right of the stair step.

• on and around the stair step.

Metals are MOSTLY _____ at room temperature.

• solid

• liquid

• gas

Nonmetals are MOSTLY _____ at room temperature.

• solid

• liquid

• gas

Tags

NGSS.MS-PS1-4

How are the elements on the periodic table arranged?

• Atomic mass

• Atomic number

• State of matter

• Type of element (metal, nonmetal, metalloid)

Valence electrons are

• the number of electrons in the outer most energy shell.

• the number of protons in the nucleus.

• the atomic mass.

• total number of electrons.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How do you find the number of valence electrons in an atom?

• Look at the group it's in, but SKIP THE DIP.

• Look at the period it's in.

• Look at the group it's in.

• Subtract the neutrons from electrons.

Tags

NGSS.HS-PS1-1