REVIEW IVR
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
Allen Martinez
FREE Resource
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7 questions
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1.
FLASHCARD QUESTION
Front
How many elements were added to the periodic table in 2016?
Back
4
2.
FLASHCARD QUESTION
Front
In what year was the neutron discovered?
Back
1932
3.
FLASHCARD QUESTION
Front
Which scientist formulated the "law of octaves"?
Back
John Alexander Reina Newlands
4.
FLASHCARD QUESTION
Front
Who introduced the use of letter symbols to represent elements?
Back
Jons Jacob Berzelius
5.
FLASHCARD QUESTION
Front
They discovered diatomic molecules and challenged Dalton's theories.
Back
Von Humboldt & Gay-Lussac
6.
FLASHCARD QUESTION
Front
Which scientist attempted to create a Philosopher's stone but ended up discovering Phosphorus?
Back
Brand
7.
FLASHCARD QUESTION
Front
Who was the French Chemist who compiled a list of 33 elements in his book "Traite elementaire de Chimie"?
Back
Lavosier
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