1.0 Introduction to Chemistry Flashcards
1
Q
Oxygen
A
O₂
2
Q
Hydrogen
A
H₂
3
Q
Chlorine
A
Cl₂
4
Q
Nitrogen
A
N₂
5
Q
Bromine
A
Br₂
6
Q
Phosphorus
A
P₄
7
Q
Water
A
H₂O
8
Q
Carbon dioxide
A
CO₂
9
Q
Ammonia
A
NH₃
10
Q
Methane
A
CH₄
11
Q
Carbon monoxide
A
CO
12
Q
Sulfur trioxide
A
SO₃
13
Q
Hydrochloric acid
A
HCl
14
Q
Nitric acid
A
HNO₃
15
Q
Sulfuric acid
A
H₂SO₄
16
Q
Phosphoric acid
A
H₃PO₄
17
Q
Ethanoic acid
A
CH₃COOH
18
Q
Ammonium ion
A
NH₄⁺
19
Q
Hydroxide ion
A
OH⁻
20
Q
Nitrate ion
A
NO₃⁻
21
Q
Hydrogencarbonate ion
A
HCO₃⁻
22
Q
Carbonate ion
A
CO₃²⁻
23
Q
Sulfate ion
A
SO₄²⁻
24
Q
Phosphate ion
A
PO₄³⁻
25
Hydrogensulphate ion
HSO₄⁻
26
Dihydrogenphosphate ion
H₂PO₄⁻
27
Hydrogenphosphate ion
HPO₄²⁻
28
Atom
The smallest particle of matter - is made up of protons, neutrons and electrons.
29
Element
Only made of one sort of atom. Listed on the periodic table.
30
Molecule
Two or more atoms **covalently bonded** together. The atoms can be of the same element or different elements.
31
Compound
Two or more different types of atom bonded together. The bonding can either ionic or covalent.
32
Mixture
Two or more different elements and/or compounds in the same space.
33
Sulfur
S₈
34
Acid
A substance that donates H⁺ ions.
35
Base
A substance that accepts H⁺ ions
36
Alkali
A base that releases OH⁻ ions in aqueous solution
37
Salt
Formed when the hydrogen ions from an acid are replaced by a metal or an ammonium ion
