Wearing a silver chain is generally considered not permissible for men in Islam, as it is seen as an imitation of women.
Islam encourages modesty and avoiding imitation of the opposite gender. While silver rings are permissible for men, wearing chains is generally discouraged because it is considered a feminine adornment. There are no explicit reports in Islamic texts that permit men to wear silver chains.
In summary, wearing a silver chain for men is considered haram (forbidden) in Islam because it is seen as imitating women.