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What is the correct formula for the oxide ion?
Beverage
A liquid intended for human consumption to fulfill thirst and sometimes to provide nutrition or pleasure.
Concept
An abstract idea or a mental symbol used to understand or categorize things by grouping them based on common characteristics.
Furniture
Movable articles in a room or establishment that make it fit for living or working.
Neptune
The eighth planet from the Sun in our solar system, known for its deep blue color and strong winds.
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