PS Midterm Review

Front

What are the elements in Group 17 of the periodic table called?

Back

Halogens

Front

What is the density of gold?

Back

40 g/cm³

Front

What is the term for the measurement of how far apart two points are?

Back

Distance is defined as length.

Front

What do we call the variable in an experiment that is changed or controlled?

Back

Independent variable

Front

What type of change occurs when baking soda reacts with an acid?

Back

Chemical change

Front

What are the elements in Group 1 of the periodic table known as?

Back

Alkali metals

Front

What is the term for the variable that is measured in an experiment?

Back

Dependent variable

Front

What is the term for a substance that cannot be broken down into simpler substances?

Back

Element

Front

What is the process called when a solid turns into a gas without becoming liquid?

Back

Sublimation

Front

What is the term for a group of elements that are very unreactive?

Back

Noble gases