Oxidation States and Uranium Compounds

The video tutorial explains how to determine the oxidation number of uranium in uranium hexafluoride (UF6), a compound used in the nuclear industry. The instructor clarifies that UF6 is a neutral compound, meaning the sum of its oxidation numbers equals zero. Fluorine, with a consistent oxidation number of -1, contributes a total of -6 in UF6. Therefore, uranium must have an oxidation number of +6 to balance the compound. The video concludes with a summary of these calculations.

What is the common name used for uranium hexafluoride in the nuclear industry?

• Uranium

• Refine

• Fluoride

• Hex

Why do the oxidation numbers in a neutral compound add up to zero?

• Because they are always positive

• Because they are always negative

• Because the compound has no net charge

• Because they are equal to the atomic number

What is the oxidation state of fluorine in compounds?

• +1

• -1

• 0

• +2

How many fluorine atoms are present in UF6?

• Six

• Five

• Seven

• Four

What is the oxidation number of uranium in UF6?

• +4

• +5

• +6

• +7