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Ar have a total pressure of 1.6 bar. What...
Can you help me answer these 5 questions? 1. What is the correct electron configuration for the Mn2+ ion? A. [Ar] 4s2 3d...
Can you help me answer these 5 questions? 1. What is the correct electron configuration for the Mn2+ ion? A. [Ar] 4s2 3d4 4p4 B. [Ar] 4s2 3d3 C. [Ne] 3s2 3d4 D. [Ar] 3d5 E. [Ar] 4s2 3d9 2. Which of the following formulas is incorrect? A. CaCO3 B. CaBr C. KOH D. Na2SO4 E. Na2O 3. Which of the following names are incorrect for the formula they're paired with? (Select ALLincorrect pairings) A. NH4F - ammonium fluoride B....
10. Based on Periodic Table positions, only this set has two elements that would have similar...
10. Based on Periodic Table positions, only this set has two elements that would have similar chemical properties: A. 11 Na, 12Mg. sXe, ssCs B. 13A, 14S, SP. As C. 13A, 18K, Ge, Sn. D. SF, Zr, son, sal 11. The IUPAC name of Ba(CIO) is A. Barium chloride B. Barium chlorite C. Barium perchlorate D. Barium chlorate 12. The correct order of increasing effective nuclear charge is AK <Mg <P <NO B. Mg <K<P <NO C.O <N<P < Mg...
1) Fill in the blanks: a. The principal quantum number,"n", can have integer values from b....
1) Fill in the blanks: a. The principal quantum number,"n", can have integer values from b. The angular momentum quantum #, "C", can have integer values from C. The magnetic quantum number, "m", can have integer values from d. Whenn - 3. I can have values of c. For the 3d sublevel, e has a value of f. When n = 4, can have values of 8. For the 4p sublevel, has a value of h. When n = 2,...
Which statement about the quantum numbers that identify an atomic orbital is not correct? The angular...
Which statement about the quantum numbers that identify an atomic orbital is not correct? The angular momentum quantum number, , identifies the shape of an orbital. b. The value of the angular momentum quantum number can range from 0 to n, where n is the principal quantum number for the orbital. Orbitals with the same value for the principal quantum number and the angular momentum quantum number are said to be in the same subshell. d. Orbitals with the same...
(a) Ga" (b) K (c) Fe* ():C:(C():CI: (d) Mg? 55. The Lewis dot symbol for the...
(a) Ga" (b) K (c) Fe* ():C:(C():CI: (d) Mg? 55. The Lewis dot symbol for the chloride ion is (a):C 56. How many unhybridized p orbitals are in an sp hybridized carbon atom? 57. What is the hybridization of the bonding orbitals on carbon in CF? 58. According to VSEPR theory, which one of the following molecules is trigonal bipyrarnida? (a) 1 (b) 2 (b) sp (b) Xef (d) 0 (a) sp (d) sp'd (d) PFs (d) O (a) SF...
1. The electron configuration of a Ti atom is A) [Ne]3s23d2 B) [Ne) 3s4d2 C) [Ar)4s23d...
1. The electron configuration of a Ti atom is A) [Ne]3s23d2 B) [Ne) 3s4d2 C) [Ar)4s23d E) IAr13d 2. The electron configuration of an Fe ion is 3?The total number of electrons in the 3d orbitals of a copper atom is A) 6 B) 7 C)8 D) 9 E) 10 4. How would you expect the molecule 1,10-phenanthroline (shown below) to function as a ligand? ?-? ?-? C--H A) B) C) It would be expected to be a monodentate ligand....
6) Which of the following is a possible set of quantum numbers for a 4f electron? (n, t, me, m) A) 4,2, 1,- B) 3,4,...
6) Which of the following is a possible set of quantum numbers for a 4f electron? (n, t, me, m) A) 4,2, 1,- B) 3,4, 3,+ C) 4,3, 3,+ D) 4, 2, 2,+½ E) 4, 3,-4,-½ 7) 7) Choose the ground state electron configuration for Cr. A) [Ar]4s 3d B) [Ar]4s 3d C) [Ar]4s 3d D) [Ar] E) [Ar]3d 8) 8) Calculate the wavelength, in nanometers, of an x-ray that has frequency of 5.15 x 10 s A) 1.72x 10...
What is the coefficient of H.So, when the following equation is properly balanced with the smallest set of w...
What is the coefficient of H.So, when the following equation is properly balanced with the smallest set of whole numbers? __Cas(PO4h + H2SO4 - Caso + HPO. A) 3 B) 8 C) 10 D) 11 2) What is the coefficient of H20 when the following equation is properly balanced with smallest set of whole numbers? ALC + H2O - AM(OH), + CHE A) 3 B) 4 C) 6 D) 12 E) 24 3) of the reactions below, which one is...
In the following reaction, when the equation is correctly balanced, what is the correct coefficient for...
In the following reaction, when the equation is correctly balanced, what is the correct coefficient for H2? Fe(s) + HCl(aq) → FeCl3(aq) + H2 (9) Select one: A.1 O B.2 C.3 D. 4 O E.5
0)+HO) in acidic solution 7. Balance the following equation the calculate the concentration of Fe...
please answer 7 - 11
0)+HO) in acidic solution 7. Balance the following equation the calculate the concentration of FeSO, in mg/l. if aa 25.0 ml sample required 25.0 mL of a 0.02156 M KMnO, for titration to the end point: 8. The iodine liberated by the addition of an excess of KI and HSO, to 25.00 ml. of 0.0255 M KIO, required 20.50 mL of a solution for Na;S,O, for titration using starch as the indicator. What is 9....
10. Based on Periodic Table positions, only this set has two elements that would have similar chemical properties: A. 11 Na, 12Mg. sXe, ssCs B. 13A, 14S, SP. As C. 13A, 18K, Ge, Sn. D. SF, Zr, son, sal 11. The IUPAC name of Ba(CIO) is A. Barium chloride B. Barium chlorite C. Barium perchlorate D. Barium chlorate 12. The correct order of increasing effective nuclear charge is AK <Mg <P <NO B. Mg <K<P <NO C.O <N<P < Mg...
1) Fill in the blanks: a. The principal quantum number,"n", can have integer values from b. The angular momentum quantum #, "C", can have integer values from C. The magnetic quantum number, "m", can have integer values from d. Whenn - 3. I can have values of c. For the 3d sublevel, e has a value of f. When n = 4, can have values of 8. For the 4p sublevel, has a value of h. When n = 2,...
Which statement about the quantum numbers that identify an atomic orbital is not correct? The angular momentum quantum number, , identifies the shape of an orbital. b. The value of the angular momentum quantum number can range from 0 to n, where n is the principal quantum number for the orbital. Orbitals with the same value for the principal quantum number and the angular momentum quantum number are said to be in the same subshell. d. Orbitals with the same...
(a) Ga" (b) K (c) Fe* ():C:(C():CI: (d) Mg? 55. The Lewis dot symbol for the chloride ion is (a):C 56. How many unhybridized p orbitals are in an sp hybridized carbon atom? 57. What is the hybridization of the bonding orbitals on carbon in CF? 58. According to VSEPR theory, which one of the following molecules is trigonal bipyrarnida? (a) 1 (b) 2 (b) sp (b) Xef (d) 0 (a) sp (d) sp'd (d) PFs (d) O (a) SF...
1. The electron configuration of a Ti atom is A) [Ne]3s23d2 B) [Ne) 3s4d2 C) [Ar)4s23d E) IAr13d 2. The electron configuration of an Fe ion is 3?The total number of electrons in the 3d orbitals of a copper atom is A) 6 B) 7 C)8 D) 9 E) 10 4. How would you expect the molecule 1,10-phenanthroline (shown below) to function as a ligand? ?-? ?-? C--H A) B) C) It would be expected to be a monodentate ligand....
6) Which of the following is a possible set of quantum numbers for a 4f electron? (n, t, me, m) A) 4,2, 1,- B) 3,4, 3,+ C) 4,3, 3,+ D) 4, 2, 2,+½ E) 4, 3,-4,-½ 7) 7) Choose the ground state electron configuration for Cr. A) [Ar]4s 3d B) [Ar]4s 3d C) [Ar]4s 3d D) [Ar] E) [Ar]3d 8) 8) Calculate the wavelength, in nanometers, of an x-ray that has frequency of 5.15 x 10 s A) 1.72x 10...
What is the coefficient of H.So, when the following equation is properly balanced with the smallest set of whole numbers? __Cas(PO4h + H2SO4 - Caso + HPO. A) 3 B) 8 C) 10 D) 11 2) What is the coefficient of H20 when the following equation is properly balanced with smallest set of whole numbers? ALC + H2O - AM(OH), + CHE A) 3 B) 4 C) 6 D) 12 E) 24 3) of the reactions below, which one is...
In the following reaction, when the equation is correctly balanced, what is the correct coefficient for H2? Fe(s) + HCl(aq) → FeCl3(aq) + H2 (9) Select one: A.1 O B.2 C.3 D. 4 O E.5
please answer 7 - 11
0)+HO) in acidic solution 7. Balance the following equation the calculate the concentration of FeSO, in mg/l. if aa 25.0 ml sample required 25.0 mL of a 0.02156 M KMnO, for titration to the end point: 8. The iodine liberated by the addition of an excess of KI and HSO, to 25.00 ml. of 0.0255 M KIO, required 20.50 mL of a solution for Na;S,O, for titration using starch as the indicator. What is 9....
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