Understanding Atomic Numbers and Periodic Table

The video tutorial explains how to determine which element has 47 protons by using the periodic table. It highlights that the atomic number corresponds to the number of protons in an element. By locating atomic number 47 on the periodic table, it is identified as silver (Ag). The tutorial emphasizes the importance of the atomic number in identifying elements and concludes with a recap of the process.

What does the atomic number of an element represent?

• The atomic mass of the element

• The number of protons in the element

• The number of electrons in the element

• The number of neutrons in the element

Where can you find the atomic number on the periodic table?

• Next to the element name

• Below the element symbol

• Above the element symbol

• Beside the atomic mass

How does the atomic number change as you move across a period on the periodic table?

• It doubles

• It increases by one

• It remains the same

• It decreases by one

What is the atomic number of silver (Ag)?

• 49

• 48

• 47

• 46

Which element is identified by the atomic number 47?

• Copper

• Iron

• Gold

• Silver