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What is the periodic table? The periodic table is an arrangement of the chemical elements organized on the basis of their atomic number. Elements are presented in order of increasing atomic number (number of protons in the nucleus).
What is a mixture? A physical combination of 2 or more substances that are not chemically bonded.
What are the subatomic particles? The subatomic particles are protons with a positive charge. Neutrons with no charge. And electrons with a negative charge.
What is the definition of an element? The definition is a pure chemical substance consisting of a single type of atom.
What are subscripts? It tells you how many atoms of an element are in a compound.
What is chemistry? It is the study of composition, structure, properties and change of matter.
What is an atom? An atom is what makes up everything.
Which element has the least atomic number? Hydrogen has the least atomic number.
What is matter? Matter is something that takes up space.
Which element has the greatest atomic number? It is Oganesson (Og).
Created by: Yuvraj K.
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