A. True or False
Objective: Using a periodic table of elements, identify if the atomic mass and atomic number of elements is correct or not.
Directions: Write TRUE if the statement is correct and FALSE if not. Write your answer before each number.
1. The atomic number of lithium is 3.
6. The atomic mass of calcium is 20.
2. The atomic number of chlorine is 17.
TRUE 7. The atomic mass of hydrogen is 1.
3. The atomic number of silver is 47.
8. The atomic mass of oxygen is 16.
4. The atomic number of gold (Au) is 79.
9. The atomic mass of K is 39.
_5. The atomic number of Ca is 40.
10. The atomic mass of magnesium (Mg) is 24.​