Structure of Water

Front

What is the atomic mass?

Back

The atomic mass is the number of protons and neutrons inside the nucleus.

Front

What does the subscript 2 mean in the formula H₂O?

Back

It means there are 2 atoms of hydrogen in 1 molecule of water.

Front

What can be found on the Periodic Elements?

Back

All the elements that have been discovered or created in a lab.

Front

Which end of a water molecule has a slightly negative charge?

Back

The oxygen end.

Front

What shape does a water molecule resemble?

Back

A mickey mouse.

Front

What is a water molecule made of?

Back

A water molecule is made of 2 hydrogen atoms and 1 oxygen atom.

Front

What is the chemical formula for water?

Back

The chemical formula for water is H₂O.

Front

What is polarity in water molecules?

Back

Polarity refers to the distribution of electrical charge, where one end of the molecule is slightly negative and the other is slightly positive.

Front

Why is water considered a universal solvent?

Back

Water is considered a universal solvent because it can dissolve many substances due to its polarity.

Front

What is cohesion in relation to water?

Back

Cohesion is the attraction between water molecules, which allows them to stick together.