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In this video lesson, you can learn about "Chemistry Basics: Structure of Substances 17: Isotopes" in about 11 minutes. The main point of this lesson is that "atoms with the same atomic number but different numbers of neutrons are called isotopes." Please watch the video lesson in the following order: [Start] ⇒ [Main Points] ⇒ [Important Points! ] ⇒ [Practice] ⇒ [Summary].
If you have any questions about a unit other than this one, please click on the URL below.
You can watch the video lessons for each unit together.
■If you have any questions about "Chemistry Basics," click here!
・Chemistry Basics Pure substances and mixtures
https://goo.gl/h5XqIY
・Chemistry Basics Compounds and elements
https://goo.gl/RstxaE
・Chemistry Basics Three states of matter
https://goo.gl/hfLXf0
・Chemistry Basics Atomic structure
https://goo.gl/RrcZIf
・Chemistry Basics Periodic table of elements
https://goo.gl/l5n2i1
・Chemistry Basics Ions
https://goo.gl/7gFYcL
・Chemistry Basics Covalent bonds
https://goo.gl/dTwHv5
・Chemistry Basics Various bonds
http s://goo.gl/rrvLhe
・Chemistry Basics Atomic Weight, Molecular Weight, Formula Weight
https://goo.gl/QVm6KB
・Chemistry Basics Amount of Substance
https://goo.gl/VMp90T
・Chemistry Basics Chemical Reaction Equations
https://goo.gl/NksJUl
・Chemistry Basics Acids and Bases
https://goo.gl/qYX2E0
・Chemistry Basics Neutralization
https://goo.gl/5hBMCf
・Chemistry Basics Oxidation and Reduction
https://goo.gl/PejzBL
・Chemistry Basics Metal Redox
https://goo.gl/4X799q