The basic character of hydrides of nitrogen family............ on moving down the group.

Explanation

To determine the trend in the basic character of hydrides of the nitrogen family as we move down the group, we can follow these steps:

### Step 1: Identify the Hydrides
The hydrides of the nitrogen family (Group 15) include:
- NH₃ (Ammonia)
- PH₃ (Phosphine)
- AsH₃ (Arsine)
- SbH₃ (Stibine)
...