Use the drop-down menus to classify the elements as alkali metals, alkaline earth metals, or transition metals.

Question

Nickel (Ni):

Potassium (K):

Cadmium (Cd):

Calcium (Ca):

Barium (Ba):

Answer 1

Here is the classification of the elements:

• Nickel (Ni): Transition metals
• Potassium (K): Alkali metals
• Cadmium (Cd): Transition metals
• Calcium (Ca): Alkaline earth metals
• Barium (Ba): Alkaline earth metals