3. Consider the 4 reaction-energy diagrams shown here. (a) Which diagram(s) represent reaction(s) were the reactants and products are equal in energy? (b) Which diagram(s) represent reaction(s) with an intermediate? (c) Which diagram represents the slowest reaction? Potential energy Potential energy Reaction coordinate Reaction coordinate Potential energy Potential energy Reaction coordinate D Reaction coordinate (a) (b)

Q: Br NH2 NH

A:

Q: H3C CI NaBH, CH3 AICI,

A: CH3COCl, AlCl3 ====> Friedel Craft acylation reaction NaBH4 ====> Reduction

Q: 3. Based on the reactions: 1. 2H,S + 302 (2)→2502 () + 2H,O@ AH1 =- 1035.94 kJ 2. 2SO3 (g) →2S02 (2)…

A: By Hess's law : Required equation = equn (1) - equn (2) - equn (3)  ∆H = ∆H1  - ∆H2 - ∆H3         =…

Q: concerted (1step) → Sn1, El (antl)

A: The “concerted” word is applied to those reactions which take place in one step.

Q: Find Z in the following wreaction. H20/Hq+2 Pu lBrz, Z

A:

Q: The standard reaction enthalpy for 2 CO(g) ---> 2 C(s) + O2(g) is: +2 ΔHf°[CO(g)] +…

A:

Q: (a) OH N2* Br H30* Br2 CuCN „CN O a & b

A:

Q: H D CI -CEN

A:

Q: K An oil company needs to fill orders for 91-octane gas, but only has 88- and 92-octane gas on hand.…

A: The problem is to find the amount of 88-octane gas (x) that should be mixed with 300 liters of…

Q: [Review Topics] [References) Use the References to access important values if needed for this…

A: The change in standard enthalpy of the reaction is given bynp = represents the stoichiometric…

Q: Select the product of the following reaction. CH₂1₂ Zn-Cu

A: The given reaction is a Simmon Smith reaction.  It is an organic  cheletropic reaction involving an…