5.2 Exit Ticket - Chemistry

Front

What elements generally make an ionic bond?

Back

Metal and nonmetal.

Front

What type of bond is represented by Ca3(PO4)2?

Back

Ionic bond.

Front

How many sulfur atoms are present in Al2(SO4)3?

Back

3.

Front

What is a valence electron?

Back

An electron that is found in the outermost shell of an atom.

Front

What does a subscript behind a set of parentheses indicate?

Back

It belongs to all the elements within the parentheses before it.

Front

What is the definition of an ionic bond?

Back

A chemical bond formed between two ions with opposite charges.

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 formula for calculating the number of valence electrons in an atom?

Back

The number of valence electrons is equal to the group number of the element in the periodic table.

Front

What is the significance of subscripts in chemical formulas?

Back

Subscripts indicate the number of atoms of each element in a compound.

Front

What is a chemical formula?

Back

A representation of a substance using symbols for its constituent elements.