Consider the reactions of alkaline earth metals with air/oxygen. Which of the following statements r — s Block Elements Chemistry Question

💡 Solution & Explanation

$BeO$ and $MgO$ have very high lattice energies, making them practically insoluble in water. Barium (and Strontium) can form peroxides. Magnesium burns in air to form both oxide and nitride. Statement B is reversed: $BeO$ is largely covalent, while the rest are ionic.