Periodic Table 🔥 Flashcards
1
Q
What is an element?
A
An element is a pure substance that cannot be broken down by any physical or chemical means into simpler substance that is made of the same atom
2
Q
The vertical columns are called ___________?
A
Groups
3
Q
The horizantal collums are called the __________?
A
Periods
4
Q
Group 1 elements are called the ______ ______ ?
A
Alkakli metals
5
Q
What other name is given to the group 2 elements?
A
Alkanine earth metals
6
Q
What group are the halogens?
A
Group 7
7
Q
Group 0 are known as the ____ _____
A
Noble gases
8
Q
Why are they called noble gases?
A
Because the gases are very unreactive
9
Q
What symbol is (K)?
A
Potassium
10
Q
What symbol is (Cu)?
A
Copper
11
Q
What symbol is (Cl)
A
Chlorine
12
Q
What symbol is (He)
A
Helium
13
Q
What symbol is (Li)
A
Lithium
