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What is the oxidation state of N in the following N204 and NO2 molecule/ion? (b) +3...
What is the oxidation state of N in the following N204 and NO2 molecule/ion? (c) +4 and +3 0000 (a) +2 and +1 (b) +3 and +2 (d) +4 and +2
what is the oxidation state for the carbon atom (a) and the carbon atom (b) labelled in the structure of the caffeine molecule shown below? What is the oxidation state for the carbon atom (a) and the carbon atom (b) A36. labelled in structure of the caffeine molecule shown below? a. N b. N a. +3 and b. +2 (A) (B) a. +2 and b. = 0 (C) a. =-3 and b. = -2 a. +1 and b. = -2...
4. (2 pts) What is oxidation state (ionic charge) for a sodium ion? 5. (2 pts) What is oxidation state of a sulfate ion? 6. (2 pts) What ionic molecule can be formed from sodium and sulfate ions? 7. (2 pts) What are the cation and anion from your answer in question #6?
QUESTION 10 Consider the reaction: 2 NO2(g) = N204(8) AG° = -5.40 kl.mol-1 If NO2 = 0.25 atm and N204 = 0.60 atm, what is A G of the system at 25°C? O A. 2.0 x 102J/mol OB.5.6 kJ/mol O C.-5.4 kJ/mol o D.-4.9 kJ/mol
A) B) C) Determine the oxidation state for each of the elements below. iron(?) ion The oxidation state of iron in is Fe3+ The oxidation state of chlorine in magnesium chloride MgCl2 is The oxidation state of nitrogen in nitrate ion NO3 is Submit Answer Retry Entire Group 9 more group attempts r-5 Use the rules (in order) to assign oxidation numbers to each of the elements in the compounds below. nitrous acid HNO2 H -_ N _ O _...
1&2 1) Identify the oxidation state of each element in the following. (a) Na2SO4 (b) MnO4 (c) KClO3 (d) CH OH 2) Identify the oxidation state of nitrogen in each of the following (a) NO:- (b) NO2 (c) NO2 (d) HNO2 (e) NO (1) N20 (g) N2 (h) NH2OH () N2H4
oxidation state? most active metal? QUESTION 1 Determine the oxidation state of the following element Sulfur in thiosulfate ion S2032- a. +4 b.+2 C. +5 d. +3 QUESTION 2 Determine the oxidation of the following species Crin CrCl2 +2 0 0 +1 +3 ОО -2 QUESTION 3 Identify the most active metal from the following: Ba(s), Cr(s), Ni(s) Ba(s) Cr(s) Ba and Cr Cr and Ni
a-c 32. Consider the complex ion [CoF (OH)2]3 (4 pts) What is the oxidation state of cobalt in this compound? How many d electrons does the cobalt ion have? a. (4 pts) Draw a d orbital splitting diagram for this ion. How many unpaired electrons are in the complex ion? b. (2 pts) Can this ion exhibit isomerization? If so, what type? c. 10 of 14 32. Consider the complex ion [CoF (OH)2]3 (4 pts) What is the oxidation state...
Arrange the following gases in order of decreasing standard molar entropy: N204(9), NO(g), NO2(g). Select one: O a. N204> NO > NOZ O b. N204 > NO2 > NO O C. NO2 > NO > N20. O d. NO > NO2 > N204 e. NO > N204 > NO2 Which of the following reactions will shift to the left if the volume is decreased? Select one: H2 (8) + Cl2 (8) DIL 2 HCI (8) OD b. 2 SO3 (8)...
Ex 21 c Chemos 12 1. State the formula of a molecule or ion representing each of the following oxidation numbers of Mn: 7+, 6+, 4+, 2+. Also give its colour. 2. Why in no indicator needed in this experiment? 3. Name the two species used in this experiment that will be oxidized by KMnO4.