Oxidation Numbers and Electronegativity

The video tutorial explains how to determine the oxidation number of tin in tin(II) fluoride (SnF2). It starts by noting that SnF2 is a neutral compound, meaning the sum of oxidation numbers is zero. Fluorine, being the most electronegative element, has an oxidation number of -1. With two fluorine atoms, their total contribution is -2. To balance this, tin must have an oxidation number of +2. The video concludes by verifying that the sum of oxidation numbers equals zero, confirming the calculation.

What does the absence of a charge sign after Tin(II) Fluoride indicate about the compound?

• It is a positively charged compound.

• It is a neutral compound.

• It is an unstable compound.

• It is a negatively charged compound.

Which element is considered the most electronegative on the periodic table?

• Fluorine

• Oxygen

• Nitrogen

• Chlorine

What is the oxidation number assigned to fluorine in compounds?

• 0

• +1

• +2

• -1

How does the oxidation number of tin in Tin(II) Fluoride balance the compound?

• It is -2 to balance the +2 from fluorine.

• It is +2 to balance the -2 from fluorine.

• It is +1 to balance the -1 from fluorine.

• It is 0 to balance the compound.

What is the overall oxidation number of the compound Tin(II) Fluoride?

• -2

• +1

• 0

• +2