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The Nobel Prize in Chemistry 2019 was given for the development of:

1. Work on the structure of protein and insulin
2. Lithium-ion battery
3. Structure of atom
4. Radioactivity

Correct answer: Lithium-ion battery

Solution

The Nobel Prize in Chemistry 2019 was awarded for the development of lithium-ion batteries. This breakthrough enabled lightweight, rechargeable energy storage used widely in modern devices.

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