Oxidation States and Numbers in Compounds

The video tutorial explains how to determine oxidation numbers in various compounds. It begins with an introduction to oxidation numbers, followed by a detailed calculation of the oxidation number of phosphorus in a specific compound. The tutorial then explores the oxidation numbers of sulfur in different compounds and concludes with identifying a compound containing an atom in the plus 6 oxidation state. The video ends with a call to action for further learning and resources.

What is the oxidation number of phosphorus in the compound Ba(H2PO2)2?

• +1

• +3

• +5

• +7

In the compound S8, what is the oxidation number of sulfur?

• +2

• +4

• 0

• -2

What is the oxidation number of sulfur in S2F2?

• 0

• +2

• -1

• +1

In H2S, what is the oxidation number of sulfur?

• +1

• +2

• -2

• 0

Which sequence correctly lists the oxidation numbers of sulfur in S8, S2F2, and H2S?

• 0, +1, -2

• +1, 0, -2

• -2, 0, +1

• 0, -2, +1

Which compound contains an atom with a +6 oxidation state?

• CrO2Cl2

• NiF6^2-

• Cr(CN)6^3-

• MnO4-

In the permanganate ion (MnO4-), what is the oxidation state of manganese?

• +6

• +5

• +4

• +7

What is the oxidation state of chromium in Cr(CN)6^3-?

• +6

• +2

• +3

• +4

In NiF6^2-, what is the oxidation state of nickel?

• +6

• +4

• +3

• +2

In CrO2Cl2, what is the oxidation state of chromium?

• +3

• +6

• +5

• +4