Problem: Arrange the following substances in order of decreasing magnitude of lattice energy. Rank from largest to smallest magnitude of lattice energy. To rank items as equivalent, overlap them.CaO, BaO, KCl, RbBr

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We are being asked to rank the following in order of decreasing magnitude of lattice energy: CaO, BaO, KCl, RbBr


The lattice energy can be estimated using:

Lattice energy = |cation charge·anion charge|cation radius + anion radius


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Problem Details

Arrange the following substances in order of decreasing magnitude of lattice energy. Rank from largest to smallest magnitude of lattice energy. To rank items as equivalent, overlap them.

CaO, BaO, KCl, RbBr

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Lattice Energy concept. You can view video lessons to learn Lattice Energy. Or if you need more Lattice Energy practice, you can also practice Lattice Energy practice problems.

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Based on our data, we think this problem is relevant for Professor Crocker's class at CU.