Study

SCH4U1 Review

  •   0%
  •  0     0     0

  • What is the dissociation equation of Ba(OH)2
    Ba2+ + 2OH-
  • What do the larger values represent?
    Better OA, will be reduced
  • What does the Pauli exclusion principle state
    No two electrons in an atom can have the same set of four quantum numbers
  • How many unpaired electrons does oxygen have and in what orbitals are they?
    2 in 2p
  • What do you expect the pH to be in a solution with NaCN
    Basic
  • If I had 0.1 M of Ca(OH)2 what is the concentration of Ca2+ and OH-
    0.1 M and 0.2 M
  • What is the effect on solubility when you add a common ion
    Decreases the molar solubility
  • When do you include water in an equilibrium expression?
    When it is gas
  • Would you expect this square pyramidal molecule to be polar or nonpolar if X is more electronegative than A
    Polar
  • What are the units for k for a reaction with order 1 and 2?
    1/s and mol / L * s
  • Is BF3 polar or nonpolar?
    Nonpolar
  • Name the following molecule (use ortho, meta, para)
    p-chloromethylbenzene
  • Calculate the cell potential between silver and tin?
    0.94 V
  • What is the electron configuration for Chlorine
    [Ne] 3s² 3p⁵
  • What do you expect the pH of a NH4Cl solution?
    Neutral
  • Write an equilibrium law expression for the reaction hydrogen gas and iodine gas to form HI
    k=[HI]^2/[H2][I2]
  • What are the intermediates in the following reaction?
    N2O2 and N2O
  • What direction would the equilibrium shift if we added a catalyst? For number 2
    It wouldn't
  • What is the VSEPR shape for diamond?
    Tetrahedral because it is sp3 hybridized
  • Determine the products when 1-chloropropane reacts with OH-
    Propene
  • What can be transferred in an open and closed system?
    OPEN: energy and matter CLOSED: energy not matter
  • If a reaction begins at 7.0 L and 10 minutes later it is at 27 L what is the rate of the reaction?
    2 L/min
  • Determine the products when 1-propene reacts with water
    2-propanol