Chemistry Advanced ECA- Cycle 3 Review

Front

What ion is always present in bases?

Back

OH⁻ (hydroxide ion) is always present in bases.

Front

What is an example of a ternary acid?

Back

Nitric acid is an example of a ternary acid.

Front

What type of elements typically form covalent bonds?

Back

Non-metals typically form covalent bonds.

Front

Which atom would increase the polarity of hydrogen bromide (HBr) if substituted for bromine?

Back

Chlorine (Cl) would increase the polarity of HBr.

Front

What is the formula for the compound formed by magnesium ions and nitrogen ions?

Back

The formula is Mg₃N₂.

Front

Define a base in terms of its ion composition.

Back

A base is a substance that produces hydroxide ions (OH⁻) in solution.

Front

What are ternary acids?

Back

Ternary acids are acids that contain hydrogen, oxygen, and another element.

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What is the significance of polarity in molecules?

Back

Polarity affects the physical properties of molecules, such as solubility and boiling point.

Front

What is the general formula for a binary ionic compound?

Back

The general formula is AxBy, where A is a cation and B is an anion.