WBCS.LIVE practice question

Which of the following pairs is from the same group of periodic table?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Mg, Ca
  2. Mg, K
  3. Mg, Cu
  4. Mg, I

Correct answer and explanation

Correct answer: Mg, Ca

Explanation: āœ… Correct Answer: A. Mg, Ca šŸ“š Explanation: Magnesium (Mg) and Calcium (Ca) are both elements found in Group 2 of the modern periodic table. They are known as alkaline earth metals because they share similar chemical properties. Both elements have two electrons in their outermost shell, which determines how they react with other substances. This classification helps scientists predict their behavior in chemical reactions.