Multiple choice

The compound used in MOX fuels for nuclear reactors is

  1. Platinum(II) chloride

  2. Plutonium(IV) oxide

  3. Potassium aluminium fluoride

  4. Potassium bromide
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Plutonium(IV) oxide is the chemical compound with the formula PuO2. This high melting point solid is a principal compound of plutonium. PuO2 is used in MOX fuels for nuclear reactors. Plutonium-238 dioxide is used as fuel for several deep-space spacecraft such as the 'New Horizons' Pluto probe.

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