Chemistry Basics Flashcards
0
Q
All atoms of an element have same _________?
A
Chemical properies
1
Q
Number of protons = …?
A
The element
2
Q
Why do atoms bond?
A
- Determined electron arrangement
2. Depends on # of valance electrons
3
Q
What drives chemical reactions?
A
Atoms that want to empty a partially filled valance electron shell
4
Q
What is an Ionic bond?
A
Transfer of an electron
5
Q
What is a Covalent bond?
A
Atoms that share an electron
Forms a molecule
6
Q
What is a double covalent bond?
A
2 pairs of electrons
7
Q
What is a multiple covalent bond?
A
2 or more atoms (forms larger molecule ex: carbon)
8
Q
What is a hydrogen bond?
A
H+ atom is attracted to o-
9
Q
What is the strongest bond?
A
Covalent (double covalent)
10
Q
What is the weakest bond?
A
Hydrogen bond
