Metal Ions and Their Charges

The video tutorial explains how elements, particularly metals, tend to lose electrons and form positively charged ions known as cations. It details how metals in different columns of the periodic table lose varying numbers of electrons, resulting in different charges. Transition metals, such as zinc, silver, and cadmium, typically lose one electron, while others like iron can have multiple positive charges. The video also contrasts metals with non-metals, which gain electrons to form negatively charged ions called anions.

Which type of elements tend to lose electrons?

• Non-metals

• Noble gases

• Metalloids

• Metals

What charge do metals typically acquire when they lose electrons?

• Positive

• Neutral

• Negative

• Variable

What charge do metals in column 1A of the periodic table acquire?

• 3+

• 2+

• 1+

• 4+

How many electrons do metals in column 2A lose to form ions?

• Four

• Three

• Two

• One

What charge do metals in column 3A of the periodic table acquire?

• 3+

• 4+

• 2+

• 1+

Which transition metal forms a 1+ ion by losing one electron?

• Iron

• Copper

• Zinc

• Nickel

How many electrons can iron lose to form a 3+ ion?

• Two

• One

• Three

• Four