Given that the electronegativity values for the elements Cr and S are XCr = 1.66 and XS = 2.58, the partial ionic character of the Cr – S bond within the Cr2S3 unit is:
(a) 0.191 (b) 0.895 (c) 0.702 (d) 0.335
We need at least 10 more requests to produce the answer.
0 / 10 have requested this problem solution
The more requests, the faster the answer.
Given that the electronegativity values for the elements Cr and S are XCr = 1.66 and...
8. ( 5 pts.) Given that the electronegativity values for the elements Cr and S are XCr = 1.66 and XS = 2.58, the partial ionic character of the Cr – S bond within the Cr2S3 unit is: (a) 0.191 (b) 0.895 (c) 0.702 (d) 0.335
8. (5 pts.) Given that the electronegativity values for the elements Cr and S are Xca= 1.66 and Xs = 2.58, the partial ionic character of the Cr - bond within the Cr2S3 unit is: (a) 0.191 (b) 0.895 (c) 0.702 (d) 0.335
Multiple choice: 3. (5 pts.) The oxidation of copper metal by iron (III) chloride used in the etching of circuit boards goes as follows: 2 Fe3+ (aq) + Cu (s) → 2 Fe2+ (aq) + Cu2+ (aq) The reduction potential for the Fe3+/Fe2+ and Cu2+/Cu pair are +0.772 V and -0.340 V, respectively. The concentrations are [Fe3+] = 1.24 M, [Fe2+] = .248 M, and [Cu2+] = .342 M. The electrical potential for this cell at 25.00C is: (a) +1.057...
Use the electronegativity values given on the periodic table to calculate the bonds electronegativity and determine if they are polar, ionic or non-polar: (10 points) 8. C-F a. C-CI b. С-Br C. С-1 d.
11. Given the values for H (2.1) and Cl (3.0), calculate the electronegativity difference in a hydrogen chloride bond, HCl. 36) ______ A) -0.9 B) 0.9 C) 5.1 D) -5.1 E) none of the above 12 A sample of krypton gas at 75.0 psi expands from 0.100 L to 0.450 L. If the temperature remains constant, what is the final pressure in psi? 37) ______ A) 0.167 psi B) 16.7 psi C) 3.38 psi D) 75.0 psi E) 338 psi 13. Which of the following...
On the basis of the electronegativity values given in the
figure, indicate whether each of the following bonds would be
expected to be ionic, covalent, or polar covalent.
(a) Al—O ---Select--- ionic covalent
polar covalent
(b) B—O ---Select--- ionic covalent polar
covalent
(c) P—S
Polarity Electronegativity and Dipoles
CHM113 Chapter 8 Resource Worksheets Resource 2: Polarity, Electronegativity, Dipoles 1. Label the bond in each of the following compounds as ionic, nonpolar, or polar covalent. a) F2 b) HF c) KCI d) Cus 2. For each covalent compound below. Inbel the bond as either nonpolar covalent or polar covalent. Compound Bond Type Compound Bond Type NO O; Cl2 NO; PO, ΝΗ, H0 CH SO: N, NF; CCL 3. For the following compounds identify what has...
9. (8 pts.) Four atoms were arbitrarily labelled D,E,F and G. Their Pauling electronegativity values are as follows D=3.5, E-3.3, F-2.4 and G-1.3. These elements form the following species: DD, DE, DF and DG a. Arrange the four species in order of decreasing covalent character: least covalent most covalent b. Of the four species, which is/are: ionic polar covalent nonpolar covalent
Name the type of bonds that each arrow is pointing at. Electronegativity values are: H 2.2, C 2.5, N 3.04, 0 3.4 B C D A. H С N C OH CH HO сн. Bond that arrow A is pointing at: [Select] ionic bond polar covalent bond Bond that arrow B is pointing at: non-polar covalent bond hydrogen bond Bond that arrow C is pointing at: [Select] < Bond that arrow D is pointing at: [Select]
Please help me do these
1. Draw the following bonds and label the electronegativity values of each atom. 2. Label the charge (8* or 8') on each atom in the bond (if they exist) and classify the bond as non-polar covalent, polar covalent or ionic. a) H-CI b) C-H c) NHO d) I-Br c) M-5 e) Mg-S DPH f) P-H vcc g) C-C m) AlH h) Al-H