STARTER: Sketch the can and identify 2 elements using your periodic table

Title: Naming Compounds Date: 05NOV 14

1. __________________

2. ___________________

PRACTICE:

Term Definition Picture

Subscript

CompoundChemical Formula

Chemical Change

SUBSCRIPT: a number printed below and immediately to right of a chemical symbol.

CHEMICAL FORMULA

the way of representing a substance using the symbols of its elements.

Caffeine - Chemical Formula

C8H10N4O

2

COMPOUNDS

- substance formed by a union of two or more elements.

CHEMICAL CHANGE- a usually irreversible chemical reaction involving the rearrangement of the atoms resulting in the formation of a new substance

APPLICATION:Compound Elemen

tsChemical name

Model

P2O5

CONH3

Na2O2

SH2O4

SiO2

H2O2

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CONNECTION:

1.Were any of the substances pure elements?

2.What was the most common element in all of the compounds?

3.Were any of the elements metals?

4.Which element was a metalloid? 5. Which compound had the most elements?

EXIT:

A new compound has just been made. Its formula is:                   COFeHNCoBNa How many different elements make up this compound?