Water solubility and polarity

Front

What type of bond is shown in the molecular structure of water?

Back

Covalent bond

Front

Why does oil not dissolve in water?

Back

Oil is nonpolar and water is polar.

Front

What is the result of uneven electron density in a molecule?

Back

Partial positive and negative ends.

Front

What does the electron density model represent?

Back

Electron presence.

Front

What does the phrase 'Like dissolves like' refer to?

Back

It refers to polarity.

Front

Define polarity in the context of molecules.

Back

Polarity refers to the distribution of electrical charge over the atoms joined by the bond.

Front

What is a hydrogen bond?

Back

A weak bond between a hydrogen atom and an electronegative atom.

Front

How does water's polarity affect its solubility?

Back

Water's polarity allows it to dissolve many ionic and polar substances.

Front

What is the significance of water's high specific heat?

Back

It helps regulate temperature in the environment.

Front

Explain the term 'hydrophilic'.

Back

Substances that are attracted to water and can dissolve in it.