Periodic Table Intro

Which element is not a metal?

• H

• Re

• Al

• B

What is the Atomic Number for Carbon? (This will ALWAYS be the smaller number reported on the periodic table)

• 6

• 12

• 18

• 13

Tags

NGSS.MS-PS1-1

What is the Atomic Mass for Carbon? (This will ALWAYS be the larger number reported on the periodic table)

• 6

• 12

• 18

• 13

Tags

NGSS.MS-PS1-1

Using the information given, how many electrons does carbon have? How do you know?

• 6, protons must = electrons in a neutral atom

• 12, protons + neutrons = mass number

• 18, add the protons to the atomic mass

• 13, this is an ion

Tags

NGSS.MS-PS1-1

What does the C represent?

• atomic mass

• atomic number

• element name

• chemical symbol 

Tags

NGSS.MS-PS1-1

These are found on the Periodic Table...

• Compounds

• Elements

• Mixtures

How are the elements arranged on the periodic table today?

• By atomic mass

• By number of electrons

• By atomic number

• By alphabetical order

The vertical (up and down) columns in the Periodic Table are called

• groups or families

• towers

• periods

• atomic numbers

What are the horizontal rows (left and right) in the periodic table called?

• Families

• Groups

• Periods

• Orbitals

Atomic number tells us... (Select all that apply)

• Number of protons in the nucleus

• The identity of the element

• Number of electrons if it is a neutral atom

• Size of the atom

• Number of Valence electrons