Question

the different - colored squares on the periodic table show elements that share similar properties. which element shares similar properties with calcium (ca)? scandium (sc) potassium (k) strontium (sr)

Explanation:

Step1: Recall periodic - table trends

Elements in the same group have similar properties. Calcium (Ca) is in Group 2 (alkaline - earth metals).

Step2: Identify group - 2 element among options

Strontium (Sr) is also in Group 2. Scandium (Sc) is in Group 3 and Potassium (K) is in Group 1.

Answer:

Strontium (Sr)