chapter 6 Flashcards
1
Q
what happens in a chemical reaction between metals and nonmetals?
-4 things
A
- the metal gives electrons to the nonmetal
- an anion and cation form
- opposite charges attract to form an ionic interaction
- an ionic compound is formed
2
Q
Ionic compounds
- what does it consist of
- what are the attractions called
- melting and boiling points
- what are they at room temp
A
- positive and negative ions
- ionic interactions between positive and negative ions
- both high
- solid
3
Q
Ionic formula
- 3 things
- formula
A
- consists of positive and negative ions
- neutral
- charge balance
- total positive charge = total negative charge
4
Q
Nonmenclature rules
A
tell us how to name compounds
5
Q
Naming ionic compounds with metals that form a single ion
-4 steps
A
- identify the cation and anion
- name the cation by its element name
- name the anion by using the first syllable of its element name follow by -ide
- Write the name of the cation first and the name of the anion second
6
Q
What are cations?
A
metals
7
Q
what are anions?
A
non metals
8
Q
1A metals form what charge
A
+1
9
Q
2A metal form what charge
A
+2
10
Q
Al forms what charge
A
+3
11
Q
Zn forms what charge
A
+2
12
Q
Ag forms what charge
A
+
13
Q
how many ions do the transition metals form
A
2 or more positive ions
14
Q
when do you use roman numerals?
A
name of transition metals with 2 or more positive ions (cations)
15
Q
- FeCl2
- Fe2O3
- Cu3P
- CuBr2
- SnCl2
- PbS2
A
- Iron (II) chloride
- Iron (III) oxide
- Copper (I) Phosphide
- Copper (II) bromide
- Tin (II) chloride
- Lead (IV) sulfide
