Atoms
Bonding
Chemical Reactions
Moles
100

What is the maximum number of electrons that can go into the 5d sublevel?

10 electrons

100

What is a ionic bond?

It is the transfer of electrons between a metal and nonmetal.  The electrostatic force of attraction that binds oppositely charged ions.

100

Balance the following reaction of benzene and hydrogen to form cyclhexane

C6H6 + H2--> C6H12

C6H6 + 3H2--> C6H12

100

What is the empirical formula of C6H12O2?

C3H6O

200

Arrange the following sublevels in order of increasing energy:

6p, 4d, 4p, 3s

3s, 4p, 4d, 6p

200

Is the following compound ionic or covalent?

CO2

Covalent

200

Circle the letters of each cpmpound that can be produced by combustion reactions

a. Oxygen

b. Carbon dioxide

c. Water

d. Glucose

a. Oxygen

b. Carbon dioxide  *

c. Water *

d. Glucose

200

What is the molar mass of acetic acid CH₃COOH?

60.0 g/mol

300

How many valence electrons does oxygen have?

6 valence electrons

300

What is the formula for the compound formed by the pairs of ions?

Fe2+       Cl-

FeCl2

300

Balance the equation of aluminum burning in oxygen to form aluminum oxide

Al + O2 -----> Al2O3

4 Al +3 O2 -----> 2 Al2O3

300

How many moles are in 9.03 x 1024 atoms of Hg?

15.0 mol Hg

400

What is the electron configuration of sulfur?

1s22s22p63s23p4

400

Why are nonmetals are likely to gain electrons than lose electrons?

Elements are most stable when their valence shell is completely full (octet).

400

Write a balanced synthesis reaction for Mg + O2

2Mg + O2 --> 2MgO

400

How many grams are in 14.4 mol F2?

547 g F2

500

What is the orbital diagram for Magnesium?


500

What is the electron pair geometry of CO2?

Linear


500

Fix the following incorrect reaction:

NH3 --> N + H3

2NH3 --> N2 + 3H2

500

How many grams are in 1 molecule of C9H8O4?

2.99 x 10-22 g C9H8O4