10 Questions
What is the definition of a chemical element?
A collection of atoms that have the same number of protons in their nucleus
How are the elements arranged in the Periodic Table?
In periods (rows) and groups (columns) based on their atomic number
What is the number of protons in an atom's nucleus known as?
Atomic Number
Where are the metals located in the Periodic Table?
Bottom left corner
How many chemical elements are compiled in the Periodic Table of elements?
118
What did Dmitri Mendeleev use to observe periodic trends and similarities in grouping elements?
Physical properties
What type of change involves the breaking and forming of bonds, resulting in a transfer of energy?
Chemical change
What do elements in the same group of the Periodic Table possess?
Common physical and chemical properties
What is the term for a substance that speeds up the rate of a chemical reaction?
Catalyst
What is the term for a chemical reaction that releases energy?
Exothermic reaction
Test your understanding of the atomic structure, including protons, neutrons, and electrons, and learn about the definition of a chemical element and the periodic table. Explore the world of atoms and elements with this quiz!
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