Weird Things To Remember Flashcards
1
Q
Two elements that are exceptions in the electron configuration rules.
A
Chromium and Copper
2
Q
Mnemonic Device for -ate ions
A
Nick the Camel ate Clam Supper in Phoenix
3
Q
Electron Deficient Molecules and Meaning
A
Molecules with Boron or Beryllium atoms; incomplete octet
4
Q
Odd-Electron Molecules
A
Total number of valence electrons is odd, leftover valence electron after all octets are fulfilled.
5
Q
Expanded Valence Shells
A
Happens 3rd row or more, must have d orbitals
6
Q
Silver ion
A
Ag+
7
Q
Cadmium ion
A
Cd 2+
8
Q
Zinc ion
A
Zn 2+
9
Q
Bond Type: Mostly Ionic
A
> 1.7
10
Q
Bond Type: Polar Covalent
A
0.4-1.7
11
Q
Bond Type: Mostly Covalent
A
<0.4
12
Q
Bond Type: Nonpolar Covalent
A
0
13
Q
Bond Angle: Linear
A
180°
14
Q
Bond Angle: Trigonal planar
A
120°
15
Q
Bond Angle: Tetrahedral
A
109.5°
