Question

Which of the following compounds are held together by ionic bonds? Water, salt, sugar, carbon dioxide

Answer 1

Salt.

Step-by-step explanation:

Salt=NaCl

Ionic bonds are made when the two elements are from different sides of the periodic table. On the left, we have our metals. On the right, we have our nonmetals. Sodium is a metal and Chlorine is a gas. Water, sugar, and carbon dioxide are covalent bonds because all the elements are from the right side of the periodic table. Hydrogen is a nonmetal too.

Answer 2

Answer: Salt

Explanation: Salt is the chemical reaction of Sodium Na and Chlorine Cl. During synthesis the reaction produced NaCl which is an ionic compound. A reaction between a metal and a nonmetal.