Indium:

- Atomic Radius: 167pm

- Atomic Mass: 114.818amu

- Atomic Number: 49

- Ionic Radius: 220pm

- Proton #: 49

- Electron #: 49

- Neutron #: 66

Aluminum:

- Atomic Radius: 125pm

- Ionic Radius: 210pm

- Atomic Mass: 26.9amu

- Atomic Number: 13

- Proton #: 13

- Electron #: 13

- Neutron #: 14

Atomic Properties