Quizizz Lesson Periodic Table 2023

Multiple Select

Why was Mendeleev's creation of the periodic table so important to Science?

• It made the elements organized

• It made it easier to find and add new information

• Before he created it, chemistry was difficult and did not make sense

• All of these are correct

Multiple Choice

How many elements do we have on the periodic table today?

• 20

• 50

• 92

• over 100

Multiple Choice

How many of the over 100 elements are natural and not synthetic (made in a lab)?

• 20

• 50

• 98

• over 100

Multiple Choice

What is the MOST abundant element in the entire universe? (It is found in the stars)

• oxygen

• hydrogen

• carbon

• nitrogen

Multiple Choice

Elements on the periodic table are organized by which of these?

• symbols

• atomic mass

• state of matter

• atomic number

Match

Match the following

• atomic number

• mass number

• chemical symbol

• Always larger except for in hydrogen

• Always smaller except for in hydrogen

Tells how many protons (and sometimes electrons) there are

tells how heavy the nucleus is (protons and neutrons)

abbreviation for an element's name

mass number

atomic number

• Tells how many protons (and sometimes electrons) there are

• tells how heavy the nucleus is (protons and neutrons)

• abbreviation for an element's name

• mass number

• atomic number

Multiple Choice

True or false: 2 elements can have the same atomic number?

• true

• false

Multiple Choice

Vertical columns on the periodic table are called ____.

• groups/families

• periods

• elements

• particles

Multiple Choice

Horizontal rows on the periodic table are called ____.

• groups/families

• periods

• elements

• particles

Match

Match the following

• Most reactive family

• Least/non reactive family

• Highly radioactive groups

• What the family/group number tells you

Alkalis - Family 1

Nobles - Family 2

Lanthanides and Actinides

How many valence or bonding electrons are on the outside

• Alkalis - Family 1

• Nobles - Family 2

• Lanthanides and Actinides

• How many valence or bonding electrons are on the outside

Multiple Choice

Has properties of metals and non-metals, are semiconductors, and can be found along the zig-zag line on the table.

• metals

• non-metals

• metalloids

Multiple Choice

Are very poor conductors of heat and electricity. They are dull and break easily. They are mostly gases and found on the far right side of the table.

• metals

• non-metals

• metalloids

Multiple Choice

They are conductors of heat and electricity. They are often shiny and make up MOST of the elements on the periodic table.

• metals

• non-metals

• metalloids

Multiple Choice

Being able to pound and flatten into sheets describes what property?

• ductile

• wooden

• malleable

• liquid

Multiple Choice

Being able to straighten in to wire describes what property?

• ductile

• wooden

• malleable

• liquid