Exploring Transition Elements Properties

What color is typically associated with copper(II) ions?

• green

• red

• blue

• yellow

Which transition element is known for its bright yellow color in solution?

• Copper (in the form of cupric ions)

• Iron (in the form of ferric ions)

• Chromium (in the form of chromate)

• Nickel (in the form of nickel sulfate)

What is the magnetic property of iron at room temperature?

• Paramagnetic

• Superparamagnetic

• Diamagnetic

• Ferromagnetic

Which transition metal exhibits paramagnetism due to unpaired electrons?

• Nickel (Ni)

• Zinc (Zn)

• Iron (Fe)

• Copper (Cu)

What is the density trend observed in transition metals across a period?

• Density remains constant across a period in transition metals.

• Density decreases across a period in transition metals.

• Density increases across a period in transition metals.

• Density fluctuates randomly across a period in transition metals.

Which transition metal has the highest melting point?

• Iron (Fe)

• Tungsten (W)

• Copper (Cu)

• Nickel (Ni)

What oxidation state is most common for manganese in its compounds?

• +4

• +2

• 0

• +3

Which oxidation state of chromium is found in potassium dichromate?

• +4

• +3

• +6

• +2

What is the oxidation state of iron in FeCl3?

• +1

• +2

• +3

• +4

Which transition metal can exhibit multiple oxidation states?

• Zinc (Zn)

• Iron (Fe)

• Silver (Ag)

• Copper (Cu)