Unit 1 - Atomic Structure
The electron configuration of I (both long form and using the noble gas shortcut).
What is 1s22s22p63s23p64s23d104p65s24d105p5
AND [Kr] 5s24d105p5 ?
The polarity of NCl3.
The energy associated with molecular vibrations.
What is infrared radiation?
The oxidation number of C in CH4.
What is -4?
The way catalysts reduce Ea.
What is by providing an alternate, more efficient mechanism for the reaction to occur?
What is the removal of core electrons?
The hybridization of carbon in CH4.
What is sp3 hybridization?
H2S vs. H2O
The molecule with a higher boiling point. (Identify all IMFs).
What is H2O?
H2O - London Dispersion Forces, Dipole-Dipole Forces, and Hydrogen Bonding.
H2S - London Dispersion Forces and Dipole-Dipole Forces.
The net ionic equation of:
2HCl(aq) + CaCO₃(s) → CaCl₂(aq) + H₂O(l) + CO₂(g)
What is:
2H⁺(aq) + CaCO₃(s) → Ca²⁺(aq) + H₂O(l) + CO₂(g)
1. A + B ⇌ C (fast equilibrium)
2. C + A → D (slow)
3. D + B → E (fast)
The rate law for the overall reaction.
What is rate = k[A]2[B]?
(Empirical Formula). A compound contains 1.10 mol of K, 0.55 mol of Te, and 1.65 mol of O.
What is K2TeO3?
This type of bond has the highest melting point, does not conduct electricity, or dissolve in water.
What are network covalent bonds?
The molarity of a solution containing 45.00 g of anhydrous CuSO4 (F.W. 159.61) in 250. mL of methanol.
What is 1.13 M?
The balanced oxidation-reduction reaction for:
Ca(s) ---> Ca2+(aq) + 2 e-
Al3+(aq) + 3 e- ---> Al(s)
What is:
3 Ca(s) + 2Al3+(aq) ---> 3 Ca2+(aq) + 2 Al(s)
The four factors that affect reaction rate.
1. Temperature
2. Concentration
3. Surface Area
4. Catalyst
Bonus: pressure - we will talk about how pressure affects gaseous systems in Unit 7.
A sample of CaCO3 (molar mass 100. g/mol) was reported as being 30. percent Ca. Assuming no calcium was present in any impurities, the percent of CaCO3 in the sample is...
What is 75%?
The molecular geometry of SF4.
What is seesaw?
The conditions in which gases deviate from Ideal Behavior.
What is low temperature and high pressure?
Using the balanced chemical equation:
CH₄ + 2O₂ → CO₂ + 2H₂O
The amount of hydrogen atoms produced from the combustion of 37.0 g of methane.
What is 5.55 x 1024 hydrogen atoms?
The decomposition of a certain substance is first-order with a rate constant of 0.045 s⁻¹. If the initial concentration of the substance is 0.25 M, the concentration after 20 seconds is...
What is 0.090 M?