Transition elements form alloys easily because they have

Options

A. same number of shells
B. same electronic configuration
C. nearly same atomic size
D. same atomic weight

Answer

To answer the question "Transition elements form alloys easily because they have:", we can break down the reasoning into several steps.

### Step-by-Step Solution:

1. **Understanding Alloys**:
- Alloys are solid solutions made by mixing two or more elements, typically metals. They can enhance properties like strength, ductility, and resistance to corrosion.

2. **Properties of Transition Elements**:
- Transition elements are known for their ability to form various compounds and alloys. This is largely due to their unique electronic structure.

3. **Similar Atomic Size**:
- Transition elements have nearly the same atomic size. This similarity allows them to fit into the lattice structures of one another without causing significant distortion.

4. **Lattice Replacement**:
- When forming an alloy, one metal atom can replace another in the lattice structure. The similar sizes of transition metals facilitate this replacement, leading to the formation of a stable alloy.

5. **Conclusion**:
- Therefore, transition elements form alloys easily primarily because they have nearly the same atomic size.

### Final Answer:
Transition elements form alloys easily because they have nearly the same atomic size.

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