Why is it das Rädchen?

Rädchen ends in -chen, and almost all nouns ending in -chen are neuter: in a German dictionary, 94% of them take das.

All nouns ending in -chen
Sense 1
das

Meaning

[1] Small bike

[1] kleines Rad

Examples

[1] There are often several cogs in wristwatches

[1] In Armbanduhren sind oft mehrere Rädchen.

Declension

1 Singular Plural 1 Plural 2
Nominativ das Rädchen die Rädchen die Räderchen
Genitiv des Rädchens der Rädchen der Räderchen
Dativ dem Rädchen den Rädchen den Räderchen
Akkusativ das Rädchen die Rädchen die Räderchen

Pronunciation

Dictionary entries include material from Wiktionary. Wiktionary