Periodic Table and Atoms Review

Where are the metalloids located on the periodic table?

• Left of zig zag line

• Right of zig zag line

• Along the zig zag line

• Row 1 group 1

Elements in the same group have similar __________.

• Shapes

• Properties

• Colors

• Energy levels

Tags

NGSS.HS-PS1-1

Elements in the same group have the same number of ____________.

• Valence Electrons

• Energy Levels

• Protons

• Charges

Tags

NGSS.HS-PS1-1

Which group is the most reactive nonmetal group?

• 1

• 17

• 7

• 18

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What do these isotopes of carbon all have in common?

• neutrons & mass number
• atomic number and neutrons
• atomic number and electrons
• protons, atomic number, and mass number

Tags

NGSS.MS-PS1-1

How many neutrons does the isotope of lithium have?

• 8
• 3
• 4
• 5

Tags

NGSS.HS-PS1-8

If the number of electrons in an atom changes you make a(n) __________________.

• ion
• isotope
• new element
• isomer

Ions are: 

• atoms with a positive or negative charge
• atoms with no charge
• atoms with ONLY a positive charge
• atoms with ONLY a negative charge

A neutral atom of Carbon-13 has ________ electrons and _________ neutrons

• 13, 13
• 6, 7
• 7, 7
• 6, 6

Tags

NGSS.HS-PS1-1

What is true about a neutral atom?

• The number of protons equal the number of neutrons
• The number of protons equal the number of electrons
• The number of neutrons equal the number of electrons
• The number of protons, neutrons, and electrons are all different

Tags

NGSS.MS-PS1-1