Chemistry Lessons

Definition of Chemistry

• the complex emotional or psychological interaction between two people.

• the scientific study of the matter and structure of substances and the way they react with other substances

• it is an experimental science and its principles supported by evidence from facts.

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NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is the study of chemical changes and reation occuring in living things?

• Chemistry

• inorganic chemistry

• physical chemistry

• biochemistry

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NGSS.MS-LS1-6

NGSS.MS-LS1-7

A ________is matter that contains only one type of atom or molecule

Atom

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NGSS.MS-PS1-1

NGSS.MS-PS1-5

Give an example of heterogeneous mixture

Mixture in which the components that make up the mixture are uniformly distributed throughout the mixture.

• Substance

• Mixture

• hetegeneous mixture

• homogeneous mixture

Examples of Elements

• H2O

• H, K, Ag, THX

• Xe, Ne, K, Ca

• BTW, C, Mg,Na

Group composed by Hydrogen and Alkali Metals.

• Group 3

• Group 5

• Group 2

• Group 1

• Group 8: Alkaline Earth Metals

• Group 3-12: Transition Metals

• Group 6

• Group 8: Noble Gases

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NGSS.HS-PS1-1

Group 17: Halogens.

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NGSS.MS-PS1-1