Chemistry

Seite 1

Math in Science

Conversion of Units

Scientific Notation

Conversion of unit

Standard Notation to Scientific Notation

Calculations with Scientific Notations

Significant digits: reporting (counting) dig. Digs.

Rounding off (to the required number of sig dig

Calculations using sig dig (perform the calculation operation and give the answer to the correct numbes

“Do the Following Conversions”

5 Questions

75 mL = ___ L

0.075 L

“Convert the Following #s Into Scientific Notation”

5 Questions

73 400 = _____

7.34 x 104

0.011 = _____

1.1 x 10-2

“Convert the Following #s Into Standard Notation”

5 Questions

1.355

135 000

1.01-1

0.101

“Perform the Following Mathematical Operations. Expressing the Answers to the Correct # of Significant Digits”

4 Questions

463.66+29.2+0.17= _________

493.0

(3.2 x 10-6)2 / (2.00 x 10-5)(0.0113)

4.5×10-5

Seite 2

Matter

Classification of Matter

Pure substance etc

Physical vs chemical

Properties

Changes

Seite 3

Periodic Table

Chemical notation

Structure of atoms

Protons electrons neutrons, isotopes

Atoms & Ions (cations and anions)

Periods and groups

Valence electrons

The configuration of the periodic table

Metals, non-metals, metalloids

Groups

Seite 4

Chemical Bonds and Chemical Compounds

Lewis Dot Diagram for elements

Lewis Dot diagram for ions and ionic and molecular compounds

Chemical bonds

Formation of ionic and covalent bonds

Naming and writing formulas for ionic and molecular compounds

Polyatomic ions and acids