Periodic Table of Elements Flashcards
1
Q
Who invented the Periodic Table of Elements?
A
Mendeleev discovered the periodic table (or Periodic System, as he called it) while attempting to organize the elements in February of 1869.
2
Q
What was the purpose of inventing the Periodic Table?
A
Provides information about the atomic structure of the elements and the chemical similarities or dissimilarities between them. Scientists use the table to study chemicals and design experiments.
3
Q
The first element to be discovered is…
A
1649 when Hennig Brand discovered phosphorous
4
Q
What is the vertical column of the Periodic Table called?
A
Groups or Families
5
Q
What is the horizontal column of the Periodic Table called?
A
Periods
6
Q
What is the first element on the Periodic Table?
A
Hydrogen
7
Q
What
A
