6) Write the electron configurations for the following using
noble gas core notation: a) Na b) S c) I
7)Given: N2 (g) + 3H2(g) ⇒ 2NH3 (g) ΔH = -92 kJ 92 kJ is the
quantity of heat which is: a. gained from the surroundings when 1
mol of ammonia is formed. b. gained from the surroundings when 2
mol of ammonia are formed. c. lost to the surroundings when 1 mol
of ammonia is formed. d. lost to the...
Write the electron configurations for the following ions, and
determine which have noble-gas configurations.
A) Ru 3+ B) As3-
C) Y3+ D) Pd2+ E)
Pb2+ F) Au3+
Write the ground state electron configurations for the
following. Use the noble gas shorthand notation. List orbitals in
filling order
Element number 14:
Electron configuration of neutral:
Electron configuration of doubly positive ion:
Element number 34:
Electron configuration of neutral:
Electron configuration of doubly positive ion:
Element number 92:
Electron configuration of neutral:
Electron configuration of doubly positive ion:
What is the Henry's law constant for CO2 at 20∘C?
Express your answer to three significant figures and include the
appropriate units.
What pressure is required to achieve a CO2 concentration of
9.40×10−2 M at 20∘C?
Express your answer to three significant figures and include the
appropriate units.
At 1 atm, how many moles of CO2 are released by raising the
temperature of 1 liter of water from 20∘C to 25∘C?
Express your answer to four decimal places and include...
Part A
Write the full electron configuration for the nitrogen atom.
Express your answer as a series of subshells. For example, the
full electron configuration for carbon should be entered as
1s^22s^22p^2.
Part B
Write the full electron configuration for the aluminum atom.
Express your answer as a series of subshells. For example, the
full electron configuration for carbon should be entered as
1s^22s^22p^2.
Part C
Part complete
Write the full electron configuration for the neon atom.
Express your answer...
Part A
Zn(s)+Al3+(aq)?Zn2+(aq)+Al(s)
Express your answer as a chemical equation. Identify all of the
phases in your answer.
SubmitMy AnswersGive Up
Part B
Cd(s)+Cu+(aq)?Cd2+(aq)+Cu(s)
Express your answer as a chemical equation. Identify all of the
phases in your answer.
SubmitMy AnswersGive Up
Part C
I?(aq)+SO42?(aq)?H2SO3(aq)+I2(s)
Express your answer as a chemical equation. Identify all of the
phases in your answer.
What is the only possible value of mℓ for an electron in an s
orbital?Express your answer numerically.
2.
Which of the following set of quantum numbers (ordered
n, ℓ, mℓ, ms) are possible for an
electron in an atom?
Check all that apply.
-1, 0, 0, -1/2
3, 2, 2, -1/2
3, 1, 0, -1/2
4, 3, -4, -1/2
3, 2, 0, -1/2
2, 1, 3, 1/2
2, 1, 0, -1
3, 3, 1, -1/2
Predict the common charge of the silver ion. Explain your
reasoning in terms of electron configurations.
Construct a quantum number tree for the principal quantum number
n = 4 similar to that depicted for n = 3
Use diagrams similar to Figure 1.12 to determine the number of
unpaired electrons in atoms of (a) nitrogen; (b) silicon; (c)
iron.
Write the electron confi guration expected for element 113 and
the confi gurations for the two cations that it is most...
Answer the following and express your answer using two
significant figures.
Calculate the final concentration of each of the following
diluted solutions.
A) 3.5 L of a 4.0 M HNO3 solution is added to water so that the
final volume is 8.0 L .
B) Water is added to 0.15 L of a 6.0 M KOH solution to make 2.0
L of a diluted KOH solution.
C) A 35.0 mL sample of 8.0 % (m/v) NaOH is diluted with water...