Atomic Structure
What subatomic particle determinds an element.
Protons.
What type of bond involves sharing electrons
Covalent
What do the coefficients in a balanced equation tell you
Mole ratios
What does delta H represent
Change in Enthalpy
What is the pH of a nuetral solution
7
What is the electron configuration of Nitrogen
1s2 2s2 2p3
What is the molecular geometry of CO2
Linear
1
Describe the difference in exothermic and endothermic reactions
Exothermic releases heat, Endothermic absorbs heat
What is the conjugate base of HCl
Cl-
Which Element has the largest atomic radius; N, O, or F
Nitrogen
Which IMF is the strongest
Hydrogen Bonds
What is the limiting reactant
The reactant that runs out first
If delta G is Negitive is the reaction spontaneous
Yes
Do strong acids fully dissociate
Yes
2
What is the hybridization of carbon in CH4
sp3
How do you find percent yeild
(Actual/Theoretical) x 100
What does the First Law of Termodynamics state
Thermal energy cannot be created or destroyed
What is the pOH if KOH = .05 M
1.3
Which has the larger radius and why Na or Mg
Na because atomic radius decreases from left to right because more protons pull outer electrons in.
How many bonding regions are found in a seesaw shaped molecule.
4
In the equation how many grams of O2 are needed to fully react with 2 moles of H2
2 H2 + O2 -> 2 H2O
32g
Define entropy
What is the Ka expression for HA