Periodic table

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This chemistry video tutorial provides a basic introduction to the periodic table. This explains the difference between groups and periods. It covers alkali metals, alkaline earth metals, transition metals, chalcogens, halogens, noble gases, lanthanides and actinides. It also discusses the difference between metals, metalloids and non-metals and their properties. It covers valence electrons, mass number, atomic number, chemical symbols, ionic charge and other elements.

Chemistry – Basic Introduction:
https://www.youtube.com/watch?v-KfG8kH-r3Y

Review of scientific notation:
https://www.youtube.com/watch?vZtB0vJMGve4

Examination of significant figures:
https://www.youtube.com/watch?vl2yuDvwYq5g

Unit conversion issues:
https://www.youtube.com/watch?veK8gXP3pImU

Accuracy and precision:
https://www.youtube.com/watch?v0IiHPKAvo7g

Density Practice Problems:
https://www.youtube.com/watch?v9CKDQE35qXQ

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Pure substances and mixtures:
https://www.youtube.com/watch?vOHhnm2p5G3o

Homogeneous and heterogeneous mixtures:
https://www.youtube.com/watch?veI-tmv4DLEk

Physical and chemical modifications:
https://www.youtube.com/watch?vYE2xaMsoGFU

Solids, liquids, gases and plasma:
https://www.youtube.com/watch?v9TVOlTolKFA

Physical and chemical properties:
https://www.youtube.com/watch?vgH1R87ahFvA

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Law of conservation of mass:
https://www.youtube.com/watch?veBTNzScLUg4