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Question: Answered & Verified by Expert
Among the alkaline earth metal oxides, which one has the highest melting point?
Chemistrys Block ElementsNEET
Options:
  • A Beryllium oxide (BeO)
  • B Magnesium oxide (MgO)
  • C Calcium oxide (CaO)
  • D Barium oxide (BaO)
Solution:
2481 Upvotes Verified Answer
The correct answer is: Magnesium oxide (MgO)
Magnesium oxide (MgO) has the highest melting point among the alkaline earth metal oxides, making it useful for high-temperature applications.

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