Lowest Performing TEKS BM1 7.7A, 7.6A, 7.6B

Front

What is a molecule?

Back

A molecule is a group of two or more atoms bonded together, representing the smallest fundamental unit of a chemical compound.

Front

What is a compound?

Back

A compound is a substance formed when two or more different elements are chemically bonded together.

Front

How many atoms are in one molecule of water (H2O)?

Back

There are 3 atoms in one molecule of water: 2 Hydrogen atoms and 1 Oxygen atom.

Front

What is the chemical formula for hydrogen peroxide?

Back

The chemical formula for hydrogen peroxide is H2O2.

Front

How many Sodium atoms are in 6NaCl?

Back

There are 6 Sodium atoms in 6NaCl.

Front

What is the total number of atoms in H2O2?

Back

There are 4 atoms in H2O2 (2 Hydrogen and 2 Oxygen).

Front

How many Nitrogen atoms are in H2C3O4N5?

Back

There are 5 Nitrogen atoms in H2C3O4N5.

Front

Which of the following is a molecule of a compound: H2, Cl2, H2O, F2?

Back

H2O is a molecule of a compound.

Front

How many Oxygen atoms are in H2O?

Back

There is 1 Oxygen atom in H2O.

Front

What is the difference between an atom and a molecule?

Back

An atom is the smallest unit of an element, while a molecule is a group of two or more atoms bonded together.