Unit 5 Lesson .02-Periodic Table 1 Flashcards
1
Q
Can elements be broken down into smaller substances?
A
No.
2
Q
What controls the number of electrons in the atom?
A
The number of protons.
3
Q
What information does an element on the periodic table include?
A
The atomic number, the symbol, the average atomic mass, and the name.
4
Q
How do you find the number of neutrons?
A
Neutrons=Atomic mass-protons.
5
Q
How are elements organized on the periodic table?
A
Elements are grouped together depending on their properties.
6
Q
What are element properties related to?
A
The number of electrons on the outer shell.
7
Q
Which way do periods on the periodic table go?
A
Periods go horizontal.
8
Q
Which way do groups go on the periodic table?
A
Groups go vertical, they are columns.
