MCQ practice · SSC Chemistry Board questions · Chapter 4: Periodic Table
Which is an alkaline earth metal?
Think it through first, then pick an option.
- a Ca
- b Na
- c Cu
- d Ag
Answer and explanation
Correct answer: a Ca
Ca is a group 2 alkaline earth metal; its compounds occur in soil and Ca(OH)₂ is an alkali.
Why the other options are wrong
- b Na: Na is an alkali metal (group 1). The answer is Ca.
- c Cu: Cu is a group 11 coin metal. The answer is Ca.
- d Ag: Ag is a group 11 coin metal. The answer is Ca.
More board questions on this topic
- Which is an alkaline earth metal?
- Which of these is a coin metal?
- Which is a coin metal?
- Which is a coin metal?
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