Mendeleev Quiz

Who developed the Periodic Table of Elements?

• Dmitri Mendeleev

• Dmitri Mendeleev and Scientists

• Dmitri Mendeleev and Julius Lothar Meyer

• Dmitri Mendeleev, Julius Lothar Meyer and other Scientists

3 elements that were discovered in 1871

• Gallium

• Galiium and Germanium

• Gallium, Germanium and Scandium

• Gallium, Germanium, Scandium and Hydrogen

Elements discovered in 1890

• Metals

• Nonmetals

• Metalloids

• Noble Gases

2 rows beneath the main periodic table

• Lanthanide

• Lanthanide and Actinide

• Lanthanide and Hydrogen

• Actinide and Hydrogen

What is the periodic law?

• Elements have numbers

• Elements have specific names

• Elements are organized based on families

• Elements are organized based on atomic masses

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Book Mendeleev wrote in 1867

• Principals in Chemistry

• Principles in Chemistry

• Principles of Chemistry

• Organic Chemistry

Why was Mendeleev's students struggling in his Science Class?

• It was boring

• It was too much info

• There's no fun activities

• There's no system to organize elements

Number of known elements in the 1800's

• 10

• 20

• 30

• 63

As of 2012, how many elements are there?

• 100

• 110

• 115

• 118

98% of the Universe is made of

• H and N

• H and C

• H and O

• H and He