Questions from General Chemistry

Q: Assign oxidation states to all of the atoms in each of the

Assign oxidation states to all of the atoms in each of the following: a. MnO2 b. BaCrO4 c. H2SO3 d. Ca3(PO4)2

Q: Assign oxidation states to all of the atoms in each of the

Assign oxidation states to all of the atoms in each of the following: a. CrCl3 b. K2CrO4 c. K2Cr2O7 d. Cr(C2H3O2)2

Q: Assign oxidation states to all of the atoms in each of the

Assign oxidation states to all of the atoms in each of the following: a. BiO+ b. PO43- c. NO2- d. Hg22+

Q: In each of the following reactions, identify which element is oxidized

In each of the following reactions, identify which element is oxidized and which is reduced by assigning oxidation states. a. C(s) + O2( g) / CO2( g) b. 2CO( g) + O2( g) / 2CO2( g)...

Q: In each of the following reactions, identify which element is oxidized

In each of the following reactions, identify which element is oxidized and which is reduced by assigning oxidation states. a. 2B2O3(s) + 6Cl2(g) / 4BCl3(l) + 3O2(g) b. GeH4(g) + O2(g) / Ge(s) + 2H2O(...

Q: Balance each of the following half-reactions. a.

Balance each of the following half-reactions. a. I-(aq) / I2(s) b. O2( g) / O2-(s) c. P4(s) / P3-(s) d. Cl2( g) / Cl-(aq)

Q: What does the average atomic mass of an element represent? What

What does the average atomic mass of an element represent? What unit is used for average atomic mass? Express the atomic mass unit in grams. Why is the average atomic mass for an element typically not...

Q: What is matter? What is matter composed of? What are

What is matter? What is matter composed of? What are some of the different types of matter? How do these types of matter differ, and how are they the same?

Q: You have learned how the properties of the elements vary systematically,

You have learned how the properties of the elements vary systematically, corresponding to the electron structures of the elements being considered. Discuss how the ionization energies and atomic sizes...

Q: In general, what do we mean by a chemical bond?

In general, what do we mean by a chemical bond? What does the bond energy tell us about the strength of a chemical bond? Name the principal types of chemical bonds.