Hamilton has now slipped to seventh in the driver's standings with that disappointing result and is now 58 points behind leader Leclerc.
For the first time since the Japanese GP in 2012, Mercedes failed to secure qualification for Q3.
Imola also hosts the first sprint race of 2022, with three such races scheduled for this year, following the new format introduced last season.
Hamilton has now slipped to seventh in the driver's standings with that disappointing result and is now 58 points behind leader Leclerc.
For the first time since the Japanese GP in 2012, Mercedes failed to secure qualification for Q3.
Imola also hosts the first sprint race of 2022, with three such races scheduled for this year, following the new format introduced last season.