Periodic Table Project

Group 13 By: Austin Pang

Group 13 Elements

Boron: 5 Electrons/Protons 6 Neutrons Symbol: B Atomic Number: 5
Aluminum: 13 Electrons/Protons 14 Neutrons Symbol: Al Atomic Number: 13
Gallium: 31 Electrons/Protons 39 Neutrons Symbol: Ga Atomic Number 31
Indium: 49 Electrons/Protons 66 Neutrons Symbol: In Atomic Number: 49
Thallium: 81 Electrons/Protons 123 Neutrons Symbol: Tl Atomic Number: 81

Element's Average Atomic Mass

Boron: 10.80
Aluminum: 26.98
Gallium: 70.92
Indium: 114.80
Thallium: 204.466
Thallium: 0.2952(203.059) + 0.7048(25.059)

Bonding of Elements from Group 13

Boron and Nitrogen form Boron Nitride (BN)
Aluminum and Oxygen form Aluminum Oxide (AlO)
Gallium and Arsenic form Gallium Arsenide (GaAs)
Indium and Antimony form Indium Antimonide (InSb)
Thallium and Iridium form Thallium(v)Iridium (TlvIr)

Periodic Trends of Elements

Boron - Atomic Radii: 85pm, Ionic Radii: 0.23, Boron's reactivity with air will cause it to burn at high temperatures, Electronegativity: 2.04 (Pauling); 2.01 (Allrod Rochow), the ionization energy: 8.298, has 1 valence electron, it's electron configuration is 1s2, 2s2, 2p1, the Lewis structure is an electron on top, left, and right, at room temperature its a solid. The boiling point is: 7,101°F (3,927°C), and the melting point is: 3,769°F (2,076°C), Boron is a metalloid.

Aluminum - Atomic Radii: 25pm, Ionic Radii: 0.535, Aluminum's Reactivity: 1, Electronegativity: 1.61 (Pauling); 1.47 (Allrod Rochow), ionization energy: 5.986, has 1 valence electron, electron configuration: 1s2, 2s2, 2p6, 3s2, 3p1, Lewis Structure is an electron on top, left and right, at room temperature: 4473°F, melting point: 1220.45°F, it's a metal.

Gallium - Atomic Radii: 1.81, Ionic Radii: 0.62, reactivity: none found yet. Electronegativity: 1.81 (Pauling); 1.82 (Allrod Rochow), Ionization Energy: 5.999, 1 valence electron, electron configuration: 1s2,2s2,2p6,3s2,3p6,4s2,4d10,4p1, Lewis Structure electron on top, left and right, at room temperature is a solid, boiling point: 4357°F, melting point: 85.8°F, a metal.

Indium - Atomic Radii: 2, Ionic Radii: 0.8, Reactivity: none found yet, Electronegativity: 1.78 (Pauling); 1.49 (Allrod Rochow), Ionization Energy: 5.786, 1 valence electron, Electron configuration: 1s2,2s2,2p6,3s2,3p6,4s2,4d10,4p6,5s2,5d10,5p1, Lewis Structure: an electron on top, left, and right, at room temperature is a solid, boiling point: 3763°F, melting point: 314.17°F, metal.

Thallium - Atomic Radii: 2.08, Ionic Radii: 1.5, Reactivity: None found yet, Ionization energy: 6.108, 1 valence electron, Electron Configuration: 1s2,2s2,2p6,3s2,3p6,4s2,4d10,4p6,5s2,5d10,5p6,6s2,6d106p1, Lewis Structure: an electron on top, left, and right, at room temperature is a solid, boiling point: 2683°F, melting point: 579°F, a metal.