For Group 3, if you get a Solid A, then you may have
Ni and/or Co ions
Fe and/or Mn ions
Cr and/or Al ions
Al and/or Zn ions
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For Group 3, if you get a Solid A, then you may have Ni and/or Co...
need help with #20 and #48 please add proper charges, balanced equation, and proper subscript (aq,solid,liquid, or gas) 20. Give the formula for a chemical substance that will yield a precipitate with CoCl2 solution, but not with ZnCl, solution (if excess of substance is required, so state). Include net ionic equations for any reactions that occur. ANALYSIS OF THE ALUMINUM-NICKEL GROUP (GROUP III) Solutions containing Fo?", Fe, Co, Nid", Mn?, Art, Cr". Zn?N, Ba?". Ca, Mg, Na, K [NHACI, excess...
1)Give the formula for a reagent that will dissolve Zn(OH)2, but not Ni(OH)2. Include net ionic equations for any reactions that occur. Here is the refrence attached: ANALYSIS OF THE ALUMINUM-NICKEL GROUP (GROUP III) Solutions contanang Fe Fe3 A广Cr Co2 NY Mn' Zn2 Ba2 Ca", Mg". Na". K., NH. INH,Cl, excess NH OH Procedure 15 Al(OH), Cr(OH), Co(NH.)63t, Ni(NHk". blue Fe(OH), red Fe(OH)2. green Zn(NHJu". Mn". Ba". Cr". Mg". Na'. K., NH, white green amber colorless [ONH) S] Procedure 15...
3. Suppose after adding HCl to ppt 16, you do not have any black solid. What, if anything, should you do to test for Co2 and Ni*? Qual Scheme: Group III: Co?(pink), N1" (green), Fet+ (yellow), Cr" (blue-grey), Mn(pink), AP (colorless), Zn? (colorless). Unknown B Solution: Use 10 dps of unknown sample and 10 dps of H20 and go to Procedure for Group III. Procedure for Group II: Add 2 dps NHCl soln, add 6M NHOH until just basic to...
For each of the following, determine the point group of the species. 5. [Ni(en)3]2– (Λ) 6. Cr(OH2)3(OH)3 (mer) 7. Fe(CO)5 8. Zr(C6H6)2 (eclipsed)
Which of the following complex ions will most likely be colorless? O [Zn(en)3]2+ O [Ni(H20)612+ O [Cr(NH3)6]3+ O [Fe(CN)614- O [Fe(NH3)6]2+
Co Ni Cu Zn Ga Ge As Se Br Kr Na Mg 3B 4B 5B 6B7B 8B 1B 2B A1 V Cr Mn Fe Co Ni Cu Zn be Bh s v 2 No Ma Tc Ru Rh Pa ng ca tn sn sh Te | Xe Os Ir TI Pb Bi At Rn BE Nd Pm 2 Ho Er Tm Yb Lu ES ed Pa U Np Pu Am Cf Es Fm Md No Lr (1) What is the...
1. If your original unknown is colorless, what ions are absent from your unknown? 2. If you get no precipitate with just the 6 M NH3 in step B, what ions are absent from your unknown? pls help are my answers correct ty 17 Page 4 Aperiment 24. Qualitative Analysis Group III-NI, Mn, Fe, Al, Cr, Zn 1. PROCEDURES A. Observations of Samples. Obtain an unknown and record code. Observe color of unknown solution Common color correlations are: dark blue...
Which of the redox equations do you expect to occur spontaneously in the reverse direction? Ca^2+ (aq) + Zn(s) rightarrow Ca(s) + Zn^2+(aq) 2Ag^+ (aq) + Ni(s) rightarrow 2Ag(s) + Ni^2+ (aq) Fe(s) + Mn^2+ (aq) rightarrow Fe^2+ (aq) + Mn(s) 2 Al(s) + 3 Pb^2+ (aq) rightarrow 2 Al^3+ (aq) + 3 Pb (s)
1. What distinguish a transition metal from a main group metal? 2. Why is zinc not considered a transition metal? 3. Write the electronic configuration of the following ions; V". Cr, Mn, Fe, Ni, Ti" 4. What are basic assumptions of Crystal Field Theory? 5. Compounds containing the Scion are colorless whereas those containing Ti* ion are colored. Explain. 6. Predict the number of unpaired electrons in [Cr(en) ions. 7. What are spectrochemical series? 8. The compound hexaminecobalt(III) chloride is...
please help 6A 7A Na Mg 3B 4B 5B 68 7B8B1B2B AL Mn Fe Co Ni Cu Zn Ga Os Ir Pt Au Hg Tl Pb Bi Po At Rn Rf Ha Ce Pr Nd Pm Sm Gd Tb Dy Ho Write the complete electron configuration for the scandium atom. Using NOBLE GAS notation write the electron configuration for the iron atom.