Periodic Table Concepts and Elements

Front

How do you convert grams to moles?

Back

Divide the number of grams by the molecular weight of the compound.

Front

What type of elements are present in covalent bonds?

Back

Covalent bonds are formed between nonmetals and nonmetals/metalloids.

Front

What elements are present in ionic bonds?

Back

Ionic bonds are formed between nonmetals and metals.

Front

How many groups are in the periodic table?

Back

There are 18 groups in the periodic table.

Front

Which one of these is NOT a basic chemical reaction?

Back

Redox is not considered a basic chemical reaction.

Front

What is the definition of a mole in chemistry?

Back

A mole is a unit that measures the amount of substance, defined as exactly 6.022 x 10^23 particles.

Front

What are metalloids?

Back

Metalloids are elements that have properties of both metals and nonmetals.

Front

What is the significance of the atomic number?

Back

The atomic number indicates the number of protons in an atom's nucleus and determines the element's identity.

Front

What is a chemical reaction?

Back

A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.

Front

What are the three main types of chemical bonds?

Back

The three main types of chemical bonds are ionic, covalent, and metallic bonds.