7.2 - Types of Oxides Flashcards
1
Q
What’s basic? [1]
A
metal oxides
2
Q
Most what and what are bases (basic)? [2]
A
- metal hydroxides
- metal carbonates
3
Q
What’s acidic? [1]
A
non-metal oxides
4
Q
Most what and what are acids (acidic)? [2]
A
- non-metal hydroxides
- non-metal carbonates
5
Q
What’s the charge on an Oxide ion? [1]
A
O²⁻
5
Q
What’s the charge on a Chloride ion? [1]
A
Cl⁻
6
Q
What’s the charge on a Hydroxide ion? [1]
A
OH⁻
7
Q
What’s the charge on a Carbonate ion? [1]
A
CO₃²⁻
8
Q
What’s the charge on a Sulfate ion? [1]
A
SO₄²⁻
9
Q
What’s the charge on a Nitrate ion? [1]
A
NO₃⁻
10
Q
What’s the charge on a Hydrogen Carbonate ion? [1]
A
HCO₃⁻
11
Q
What does amphoteric mean? [2]
A
- one substance/compound
-able to react both as a base and as an acid
12
Q
Which compounds or substances are usually amphoteric? [2]
A
- metal oxide
- hydroxide
13
Q
What are neutral oxides? [2]
A
- neither acidic nor basic
- they don’t react with bases or acids
14
Q
What does ACID + BASE make? [2]
A
salt + water
15
Q
What are examples of amphoteric compounds? [2]
A
- zinc
- aluminium
16
Q
What are examples of neutral oxides? [2]
A
- carbon monoxide
- nitrous oxide
