Elements `A` and `B` have atomic numbers `11`and `24` respectively. Write their electronic configuration and predict (a) group, (b) period, ( c) block to which they belong? Which of them is representative element?

Explanation

To solve the question, we need to determine the electronic configurations of elements A and B based on their atomic numbers, and then identify their group, period, block, and which of them is a representative element.

### Step-by-Step Solution:

1. **Identify the Elements**:
- Element A has an atomic number of 11.
- Element B has an atomic number of 24.

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