Concept 2-Periodic Table and Atomic Structure Quiz

What columns called in the periodic table?

• A. groups

• B. periods

• C. families

• Both A & C are correct

• Both B & C are correct

Which of the following is NOT found on the Periodic Table? Be careful about decimal numbers.

• Atomic number

• Symbol for the element

• Mass number

• Name of the element

Which of the following is an example of isotopes?

• Carbon-12 and Carbon-14

• Oxygen-16 and Oxygen-18

• Hydrogen-1 and Hydrogen-2

• Nitrogen-14 and Nitrogen-15

• All are correct

How many protons does the Carbon atom have in the image?

• 4

• 5

• 6

• 7

What is the atomic number of Fluorine as shown in the image?

• 7

• 8

• 9

• 10

What additional information can nuclear notation include?

• Atomic number below the mass number

• period number

• group number

• Number of neutrons

What does the notation ³⁵Cl^1- indicate about the chlorine atom?

• It has 35 protons

• It has a charge of -1

• It has 35 electrons

• It is neutral

In the nuclear form, what does the symbol "K" represent in ⁴⁰K?

• Krypton

• Potassium

• Calcium

• Sodium

What does the mass number represent in isotope notation?

• Number of protons

• Number of neutrons

• Total number of protons and neutrons

• Number of electrons

How can you determine the number of neutrons in an isotope?

• Subtract the atomic number from the mass number

• Add the atomic number to the mass number

• Subtract the mass number from the atomic number

• Add the number of protons and electrons