Periodic Table A Level
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Before continuing, here’s an ingelious way to solve mole concept questions with combustion.
Ar and Electronic Configuration of Common Elements in Alphabetical Order
Aluminium
Al
27.0
[Ne] 3s² 3p¹
Beryllium
Be
9.0
[He] 2s²
Boron
B
10.8
[He] 2s¹
Bromine
Br
79.9
[Ar] 3d¹⁰ 4s² 4p⁵
Calcium
Ca
40.1
[Ar] 4s²
Carbon
C
12.0
[He] 2s² 2p²
Chlorine
Cl
35.5
[Ne] 3s² 3p⁵
Chromium
Cr
52.0
[Ar] 3d⁵ 4s¹
Copper
Cu
63.5
[Ar] 3d¹⁰ 4s¹
Flourine
F
19.0
[He] 2s² 2p⁵
Helium
He
4.0
1s²
Hydrogen
H
1.0
1s¹
Iodine
I
126.9
[Kr] 4d¹⁰ 5s² 5p⁵
Iron
Fe
55.8
[Ar] 3d⁶ 4s²
Lithium
Li
6.9
[He] 2s¹
Magnesium
Mg
24.3
[Ne] 3s²
Manganese
Mn
54.9
[Ar] 3d⁵ 4s²
Neon
Ne
20.2
[He] 2s² 2p⁶
Nickel
Ni
58.7
[Ar] 3d⁸ 4s²
Nitrogen
N
14.0
[He] 2s² 2p3
Oxygen
O
16.0
[He] 2s² 2p⁴
Potassium
K
39.1
[Ar] 4s¹
Phosphorous
P
31.0
[Ne] 3s² 3p³
Silicon
Si
28.1
[Ne] 3s² 3p²
Silver
Ag
107.9
[Kr] 4d¹⁰ 5s¹
Sodium
Na
23.0
[Ne] 3s¹
Sulfur
S
32.1
[Ne] 3s² 3p⁴
Tin
Sn
118.7
[Kr] 4d¹⁰ 5s² 5p²
Vanadium
V
50.9
[Ar] 3d³ 4s²
Zinc
Zn
65.4
[Ar] 2s²
Mr of Common Compounds in Alphabetical Order
Anion
Carbonate
CO₃²⁻
60.0
Nitrate
NO₃⁻
62.0
Sulfate
SO₄²⁻
96.1
Acid
Hydrochloric
Acid
HCl
36.5
Nitric
Acid
HNO₃
63.0
Sulfuric
Acid
H₂SO₄
98.1
Base
Ammonia
NH₃
17.0
Calcium
Hydroxide
Ca(OH)₂
74.1
Sodium
Hydroxide
NaOH
40.0
Oxidising Agent
Potassium
Dichromate
K₂Cr₂O₇
294.2
Potassium
Permanganate
KMnO₄
158.0
Reducing Agent
Potassium
Iodide
KI
166.0
Source: SEAB
This is so gorgeous and neatly arranged in a fashion only H2 chem students will appreciate