Naming & Balancing

Front

What is the chemical formula for aluminum oxide?

Back

Al₂O₃

Front

What is the correct formula for Chromium (II) Nitrate?

Back

Cr(NO₃)₂

Front

How do you balance the equation: Cl₂ + NaI → NaCl + I₂?

Back

Cl₂ + 2NaI → 2NaCl + I₂

Front

Translate the word equation: Aluminum and Hydrochloric Acid react to form Aluminum Chloride and Hydrogen.

Back

Al + HCl → AlCl₃ + H₂

Front

Balance the equation: _Zn + _HCl → _ZnCl₂ + _H₂.

Back

1, 2, 1, 1

Front

What is the octet rule in chemistry?

Back

Atoms tend to gain, lose, or share electrons to achieve a full outer shell of eight electrons.

Front

Define ionic bond.

Back

An ionic bond is a chemical bond formed between two ions with opposite charges.

Front

What is a covalent bond?

Back

A covalent bond is a chemical bond formed when two atoms share one or more pairs of electrons.

Front

What is the significance of subscripts in a chemical formula?

Back

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

Front

What does it mean to balance a chemical equation?

Back

Balancing a chemical equation means ensuring that the number of atoms for each element is the same on both sides of the equation.