From the given list of element make three triads and name the family of each triad. C, Li, Ca, Br, Na, Sr, I, K and Ba

Explanation

To solve the problem of forming three triads from the given list of elements (C, Li, Ca, Br, Na, Sr, I, K, and Ba) and naming the families of each triad, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Elements**:
The elements provided are:
- C (Carbon)
- Li (Lithium)
...