Home Library Explore SAT

Home Library Explore SAT

Dimitri Did It Questions Flashcards | StudBud

Explore/Dimitri Did It Questions

Dimitri Did It Questions

8 terms·StudBud Administration·483 plays

Questions practicing Periodic Table

Flashcards8 cardsFPractice quizPHost liveL

Questions 8

Answers

1
We use ______________ to identify elements.
Atomic Mass
Atomic Number
2
Groups of elements have the same number of...
Protons
Energy Levels
Valence Electrons
Electrons
3
The columns (vertical) of the Periodic Table are called...
Lines
Groups
Periods
4
Periods of elements have the same number of...
Electrons
Protons
Energy Levels
Valence Electrons
5
What is the atomic mass of an element?
The neutrons
The neutrons plus the protons
The protons
The electrons plus the protons
6
The rows (horizontal) of the Periodic Table are called...
Periods
Lines
Groups
7
Who was Mendeleev?
A Russian scientist who organized the Periodic Table
A biologist who studied cells
A physicist who discovered elements
8
What is an isotope?
An atom of an element that has a negative charge
An atom of an element with a different number of neutrons
An atom of an element that has more protons