2. (1.0 pt)
a. Going from left to right across Period 3, does the base characteristics of the oxides tested increase or
b. Going from top to bottom down Family 5A, does the base characteristics of the oxides tested
Chapter 6, Chemical Reactions
Burnt Toast is a chemical reaction-changes color.
Chemical equation is representation of a chemical reaction using the symbols of
elements and the formulas of compounds.
o Ex. 2H2(g) + O2 2H2O(l)
o g means gas, l means liqu
Chapter 5 quantities in chemistry and Chapter 7 quantitative Relationships in Chemistry
For equation 2H2 + O2 2H2O
What does the equation say?
What is important in weight ratios?
o To be a mass equation you have to take in the atomic mass of each.
CHM 101 Notes
Elements in the earths crust figure 2-2 on page 56
Know the common elements page 55 table 2-1
Elements with abbreviations that are not obvious from their name table 2-2 page 56
Memorize abbreviations in Table 2-1 and 2-2
CHEMISTRY STUDY GUIDE
Ionic bonding- atoms gain or lose electrons to become charged ions that attract each
Covalent bonding- atoms share electrons to create molecules
Polar covalent bonding- atoms are unevenly shared. They usually are clos
CHM 101 EXAM 1
The scientific method:
More observations to test hypothesis
Accept as a theory or throw away hypothesis
Location of safety equipment and MSDSs and safe lab procedures
LABORATORY UESTIONS _ PAGESS
DATE: 51 SQ] ! Z COURSE REF#: _
l. (4 pts) The hydrocarbon name given is incorrect. Write the correct IUPAC name. Draw the structure
according to the correct IUPAC name and also d