Which of the following compounds exhibits ionic bonding?
Answer and explanation
Correct answer: D.
- Step 1: Ionic bonding forms via electrostatic attraction between oppositely charged ions following electron transfer between a metal and a non-metal.
- Step 2: Sodium () is an alkali metal that transfers an electron to chlorine (), forming and in an ionic crystal lattice.
Answer
.
Why not the others: '' consists of polar covalent bonds between non-metals; '' consists of non-polar covalent bonds; '' consists of polar covalent bonds.
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