Homework Answers
Ans i) LiAlH4 ii) H3O+
Lithium aluminium hydride is a strong reducing agent even stronger than sodium borohydride which is used in organic chemistry to convert ketones and esters into their corresponding alcohols
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Select the oxidizing or reducing agent (s) that you would use to carry out the transformation...
For the following questions answer in the space provided: a. Balance the following equation: B_2 O_3...
For the following questions answer in the space provided: a. Balance the following equation: B_2 O_3 (s) + HF (l) rightarrow BF_3 (g) + H_2 O (l) b. Identify the oxidizing and reducing agent in the chemical reaction C d + Ni O_2 + 2H_2 O rightarrow Cd (OH)_2 + Ni (OH)_2 c. Calculate the density of carbon dioxide, CO_2 (g), at 100 degree C and 10.0 atm pressure
Help please From the table of available reagents below, select the one(s) you would use to...
Help please
From the table of available reagents below, select the one(s) you would use to accomplish the following conversions. Use the minimum number of steps. List the reagents in order used. No more than 4 steps are necessary. 1-hexyne to 2-methoxyhexane _____ cis-1-methoxy-4-methylcyclohexane to trans-1-bromo-4-methylcyclohexane _____Reagents available a. BH_3, THF: then H_2O_2, ^-OH b. Br_2 c. Hg(OCOCF_3)_2, CH_3CH_2OH: then NaBH_4 d. Hg(OCOCF_3)_2, CH_3OH: then NaBH_4 e. HI, H_2O f: H_2, Lindlar catalyst g. NaH h. ^-OH, H_2O i. ^-OCH_3,...
[References] Sc(s) + 3Ag+ (aq) + 3 Ag(s) + Sc3+ (aq) Redox? Oxidizing Agent Reducing Agent...
[References] Sc(s) + 3Ag+ (aq) + 3 Ag(s) + Sc3+ (aq) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced CE SC HBr(9) + NH3(g) + NH4Br(s) Redox? Oxidizing Agent in Reducing Agent Substance Oxidized Substance Reduced GeCl4 (1) + 2H2O(l) + 4HCl(aq) + GeO2 (s) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced d. Si C14 (1) + 2Ba(s) + 2BaCl2(8) + Si(s) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced Yes 2 SiBr, Ba SiBa Al(OH).-...
From the table of available reagents select the one(s) you would use to convert 1-phenylethanol to...
From the table of available reagents select the one(s) you would use to convert 1-phenylethanol to phenylepoxyethane Reagents available CH_3Br HCI Hg(OCOCF_3)_2 , (CH_3)_2C=CH_2; then NaBH_4 (H_2N)_2C=S; then ^- OH, H_2O H_3O^+ NaH PBr_3 POCI_3, pyridine (CH_3)_3COH
References] tyle (Specify the reagents you would use to carry out the conversion by using letters...
References] tyle (Specify the reagents you would use to carry out the conversion by using letters from the table. Write the letters in the order that they are used, e.g., abe.) Scheme 1: OIDIOK- CH CH CH3 CHs Br ОН Scheme 2: сн, сн, сн Br ot Reagents Available a. BH3. THF then H2O2, OH . b. PBr h. NBS, CC i HBr H2, Lindlar's catalyst pr c. Mg, ether then H3O d. (CHshCuLi k. RCOOOH I. Os then Zn,...
Select reagents from the table to show how you would carry out this transformation. If more...
Select reagents from the table to show how you would carry out
this transformation. If more than one route exists, use the one
that requires the fewest steps; in no case will more than 3 steps
be required.
Enter your selection as a series of letters for the reagents in the
order that you wish to use them, i.e. fca.
? CH2 COOH H₃C H3C a. Reagents HBr b. Mg, ether C. CO2, ether then H307 d. BH3, THF then...
17. Use ANY needed reagents to effect the following transformation. (30 points) starting material product List...
17. Use ANY needed reagents to effect the following transformation. (30 points) starting material product List of Reagents -N:C:N- KMnO4, H2SO4 8 00 (CH3),COCOCOC(CH3)3 Ag(NH3)2+, 120 Fe, HCI KMnO4, NaOH, H2O, cold AlCl3 Bra (excess), NaOH (excess), H20 Brz, Fe Br2, H20 Br2, H2O, H3O+ Br2, hy Br2, NaOH (excess), H2O Br2, P Buli CF3CO,H CH;=0 Formaldehyde оо CH3COCCH o CH_CC1, pyridine H2, Lindlar's catalyst H2.Pd/C H2, Pa/C, high pressure H, Raney-Ni HANNH HENNH, KOH, (HOCH2CH2)20, heat H2O H20, H2SO4,...
Devise a route to carry out the following conversion: OH (Specify the reagents you would use...
Devise a route to carry out the following conversion: OH (Specify the reagents you would use to carry out the conversion by using letters from the table. The reaction may require more than one step, if so, write the letters in the order that they are used, e.g., hb. If two or more ways of conversion to the same product are possible, show only one of them.) Reagents available a. SOCl2, pyridine e. NaNH / NH3 i. 1. NaNH NHA...
17) Determine the oxidizing agent in the following reaction. Ni(s) + 2 AgClO4(aq) → Ni(ClO4)2(aq) +...
17) Determine the oxidizing agent in the following reaction. Ni(s) + 2 AgClO4(aq) → Ni(ClO4)2(aq) + 2 Ag(s) A) Ag B) Ni C) CI D) O E) This is not an oxidation-reduction reaction. 18) When an aqueous solution of manganese (II) nitrate is combined with an aqueous solution of ammonium sulfide, what should precipitate out? A) Mns B) Mn(SO3)2 C) Mn(SO4)2 D) Mn 2503 E) Mn 2504 19) If 4.89 g of ZnCl2 is dissolved in enough water to give a total...
Identify the reagents to be used in the following synthetic schemes: (Specify the reagents you would use to carry o...
Identify the reagents to be used in the following synthetic schemes: (Specify the reagents you would use to carry out the conversion by using letters from the table. Write the letters in the order that they are used, c.g..abc.) Scheme 1: Scheme 2: a- -0- Reagents Available a. BH, THF then H2O2, OH h. NBS, CCL b. PBr3 HBO c. Mg. ether then H30 1. H2, Lindlar's catalyst d. (CH), Culi k. RCOOOH e. Brz I. O, then Zn, H30*...
For the following questions answer in the space provided: a. Balance the following equation: B_2 O_3 (s) + HF (l) rightarrow BF_3 (g) + H_2 O (l) b. Identify the oxidizing and reducing agent in the chemical reaction C d + Ni O_2 + 2H_2 O rightarrow Cd (OH)_2 + Ni (OH)_2 c. Calculate the density of carbon dioxide, CO_2 (g), at 100 degree C and 10.0 atm pressure
Help please
From the table of available reagents below, select the one(s) you would use to accomplish the following conversions. Use the minimum number of steps. List the reagents in order used. No more than 4 steps are necessary. 1-hexyne to 2-methoxyhexane _____ cis-1-methoxy-4-methylcyclohexane to trans-1-bromo-4-methylcyclohexane _____Reagents available a. BH_3, THF: then H_2O_2, ^-OH b. Br_2 c. Hg(OCOCF_3)_2, CH_3CH_2OH: then NaBH_4 d. Hg(OCOCF_3)_2, CH_3OH: then NaBH_4 e. HI, H_2O f: H_2, Lindlar catalyst g. NaH h. ^-OH, H_2O i. ^-OCH_3,...
[References] Sc(s) + 3Ag+ (aq) + 3 Ag(s) + Sc3+ (aq) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced CE SC HBr(9) + NH3(g) + NH4Br(s) Redox? Oxidizing Agent in Reducing Agent Substance Oxidized Substance Reduced GeCl4 (1) + 2H2O(l) + 4HCl(aq) + GeO2 (s) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced d. Si C14 (1) + 2Ba(s) + 2BaCl2(8) + Si(s) Redox? Oxidizing Agent Reducing Agent Substance Oxidized Substance Reduced Yes 2 SiBr, Ba SiBa Al(OH).-...
From the table of available reagents select the one(s) you would use to convert 1-phenylethanol to phenylepoxyethane Reagents available CH_3Br HCI Hg(OCOCF_3)_2 , (CH_3)_2C=CH_2; then NaBH_4 (H_2N)_2C=S; then ^- OH, H_2O H_3O^+ NaH PBr_3 POCI_3, pyridine (CH_3)_3COH
References] tyle (Specify the reagents you would use to carry out the conversion by using letters from the table. Write the letters in the order that they are used, e.g., abe.) Scheme 1: OIDIOK- CH CH CH3 CHs Br ОН Scheme 2: сн, сн, сн Br ot Reagents Available a. BH3. THF then H2O2, OH . b. PBr h. NBS, CC i HBr H2, Lindlar's catalyst pr c. Mg, ether then H3O d. (CHshCuLi k. RCOOOH I. Os then Zn,...
Select reagents from the table to show how you would carry out
this transformation. If more than one route exists, use the one
that requires the fewest steps; in no case will more than 3 steps
be required.
Enter your selection as a series of letters for the reagents in the
order that you wish to use them, i.e. fca.
? CH2 COOH H₃C H3C a. Reagents HBr b. Mg, ether C. CO2, ether then H307 d. BH3, THF then...
17. Use ANY needed reagents to effect the following transformation. (30 points) starting material product List of Reagents -N:C:N- KMnO4, H2SO4 8 00 (CH3),COCOCOC(CH3)3 Ag(NH3)2+, 120 Fe, HCI KMnO4, NaOH, H2O, cold AlCl3 Bra (excess), NaOH (excess), H20 Brz, Fe Br2, H20 Br2, H2O, H3O+ Br2, hy Br2, NaOH (excess), H2O Br2, P Buli CF3CO,H CH;=0 Formaldehyde оо CH3COCCH o CH_CC1, pyridine H2, Lindlar's catalyst H2.Pd/C H2, Pa/C, high pressure H, Raney-Ni HANNH HENNH, KOH, (HOCH2CH2)20, heat H2O H20, H2SO4,...
Devise a route to carry out the following conversion: OH (Specify the reagents you would use to carry out the conversion by using letters from the table. The reaction may require more than one step, if so, write the letters in the order that they are used, e.g., hb. If two or more ways of conversion to the same product are possible, show only one of them.) Reagents available a. SOCl2, pyridine e. NaNH / NH3 i. 1. NaNH NHA...
17) Determine the oxidizing agent in the following reaction. Ni(s) + 2 AgClO4(aq) → Ni(ClO4)2(aq) + 2 Ag(s) A) Ag B) Ni C) CI D) O E) This is not an oxidation-reduction reaction. 18) When an aqueous solution of manganese (II) nitrate is combined with an aqueous solution of ammonium sulfide, what should precipitate out? A) Mns B) Mn(SO3)2 C) Mn(SO4)2 D) Mn 2503 E) Mn 2504 19) If 4.89 g of ZnCl2 is dissolved in enough water to give a total...
Identify the reagents to be used in the following synthetic schemes: (Specify the reagents you would use to carry out the conversion by using letters from the table. Write the letters in the order that they are used, c.g..abc.) Scheme 1: Scheme 2: a- -0- Reagents Available a. BH, THF then H2O2, OH h. NBS, CCL b. PBr3 HBO c. Mg. ether then H30 1. H2, Lindlar's catalyst d. (CH), Culi k. RCOOOH e. Brz I. O, then Zn, H30*...
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