Total Time: 45 minutes
Time: 5 minutes
The periodic table is a tabular arrangement of all known elements in our universe. Each element has unique properties based on its atomic structure. Let's review what you learned about elements in our last science class! Answer the following questions to refresh your memory.
Time: 5 minutes
What is an element?A) A type of compoundB) A substance made up of only one kind of atomC) A mixture of different substancesD) A product of chemical reactions
Which of these is NOT a way elements are classified on the periodic table?A) By their atomic numberB) By their state of matter (solid, liquid, gas)C) By their colorD) By metal/non-metal classification
Time: 15 minutes
Select the best answer for the following questions about the periodic table:
Which element has the atomic number 1?A) HeliumB) HydrogenC) OxygenD) Lithium
What do elements in the same column (group) of the periodic table have in common?A) Their atomic massB) Their chemical propertiesC) Their number of protonsD) Their density
Which element is a noble gas?A) NitrogenB) ChlorineC) NeonD) Iron
What is the main characteristic of metals?A) They are all gases at room temperatureB) They conduct electricity and heat wellC) They are brittle and dullD) They cannot form compounds
Which of the following elements is a metalloid?A) BoronB) HeliumC) GoldD) Sodium
Time: 15 minutes
In groups of 4, create a mini periodic table poster. Choose 5 elements, and for each one, include:
The element's name.
Its symbol.
Its atomic number.
A fun fact about the element.Use colorful markers and engage your creativity!
Time: 5 minutes
Reflect on what you learned about the periodic table today. Write down one interesting fact about any element and why you think it is significant. Share it with a partner.