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Hi there I need help please. 26. Which of the following does not have eight valence...
6. Draw the electron dot formula for the chlorate ion, ClO3-, and state the type of bonds in a chlorate ion. A) 1 single bond & 2 double bonds B) 3 single bonds C) 2 single bonds & 1 double bond D) 2 single bonds and 1 triple bond E) none of the above 7. What is the electron pair geometry for a phosphine molecule, PH3? A) bent B) linear C) tetrahedral D) trigonal pyramidal E) none of the above 8. Predict which of the following...
24) Which of the following does not have eight valence electrons? A) CI- B) Xe C) Ti+4 D) Rb+ E) Sr+
Please help me with questions 1-7? Thanks! :) CE112-03 Name: January 27, 2016 Spring 2016 Quiz 1 Due Date: January 29, 2016 1. Which pair of the following materials has London dispersion forces as the only intermolecular forces? A. Kr, CH4. B. H20, HCI C. NH3. C6H 13NH2 D. AlF3, H3COCH3 E. CH3CI, NaBr 2. When NaCl dissolves in water, aqueous Nat and Cl- ions result, The force of attraction that exists between Nat ions and H20 molecules is called...
1) The Lewis structure of N2H2 shows ________. a. each nitrogen has two nonbonding electron pairs b. each nitrogen has one nonbonding electron pair c. a nitrogen-nitrogen single bond d. each hydrogen has one nonbonding electron pair e. a nitrogen-nitrogen triple bond 2) How many electrons are in the Lewis structure of a nitrite ion (NO2-)? a. 17 b. 18 c. 16 d. 24 e. 23 3) Resonance structures differ by ________. a. number and placement of electrons b. placement...
11. Which of the following is expected to be insoluble in water? A. Na2CO3 B. Fe(NO3)3 C. KS04 D. AGNO3 E. ZnS 12. Which of the following has the lowest oxidation number? A. S in H2SO4 B. Cr in KiCrO4 C. Xe in XeFG D. Clin Ca(CIO3)2 E. Mn in KMnO4 13. Which of the following correctly defines "molarity"? A. mol solute/L solution B, mol solute/mL solvent C. mol solute/kg solvent D. mol solute/L solvent E. ky solute/mol solution 14....
How many valence electrons does S^2 have? A. 3 B. 8 C. 15 D. 1 E. 18 52. Which of the following ground-state ions has the largest number of unpaired electrons? A. Cr^2+ B. Mn^2+ C. Ni^2+ D. Cu^+ E. Co^2+ 53. Arrange the following ions in order of increasing ionic radius: K^+, P^3-, S^2-, CI^-, increasing radius A. K^+ < CI^- < S^2- < P^3- B. CI^- < S^2- < P^3- < K^+ C. K^+ < P^3- < S^2-...
Please add explanation if you can Q1) What is the formal charge on each atom in dichloromethane, CH2Cl2? a. C atom = 0, each H atom = 0, and each Cl atom = 0 b. C atom = –2, each H atom = +1, and two Cl atoms = 0 c. C atom = +4, each H = –1, and each Cl atom = –1 d. C atom = +4, each H = +1, and each Cl atom = –1...
I need help on these questions. С a. NH с b.Co с 1. Which molecule is polar? 2.Which molecule is nonpolar? Select one: Select one: a. HCI b. PCI c.ca c. BCL 4.What are the intermolecular forces that exist in Neon? 3.Hydrogen bonding will not occur in which case Select one: Select one: a. N-H a. ionic forces b.C-H b. hydrogen bonding C.O-H c. polar covalent bonding d. dispersion forces 5.All molecules have at least one of the below intermolecular...
14 Which of the following is true if a molecule possesses lone pairs on the central atom but is not hydrogen bonded? (A) the molecule will have a hydrogen bonded directly to an N, O, or F (B) the molecule will be nonpolar (C) the molecule will be an ionic crystal lattice structure where there are strong clectrostatic (D) the molecule will be polar 15 A substance with strong intermolecular forces will have (A) low boiling point (B) high reactivity...
Part I. (3 pt for each. No need to show calculation or explanation.) 1. The thermochemical equation for the formation of ammonia from elemental nitrogen and hydrogen is as follows: N:(g) + 3 H:(8) = 2 NH3(g) AH--92.2 kJ Given a system that is initially at equilibrium, which of the following actions cause the reaction to proceed to the left? a) adding N2(g) b) removing NH3(8) c) removing H:(8) d) decreasing the temperature e) adding a catalyst H C CH3...