Equations and Bonding Test

Front

What is the total number of atoms in H₂SO₄?

Back

7

Front

What does the principle of conservation of mass state in chemical reactions?

Back

Matter is not created or destroyed.

Front

How many Fluorine atoms are on the products side of the reaction: 2CF₄ + 2Br₂ → CBr₄ + 2F₂?

Back

4

Front

How many atoms of carbon (C) are in 2C₆H₁₂O₆?

Back

12

Front

What is the term for the little number after an element in a chemical equation? Example: H₂

Back

Subscript

Front

What is a coefficient in a chemical equation?

Back

A number placed in front of a compound to indicate how many molecules are present.

Front

What is the difference between a coefficient and a subscript?

Back

A coefficient indicates the number of molecules, while a subscript indicates the number of atoms in a molecule.

Front

What is the chemical formula for sulfuric acid?

Back

H₂SO₄

Front

What is the law of definite proportions?

Back

A chemical compound always contains its component elements in fixed ratio by mass.

Front

What is a chemical reaction?

Back

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