Which of the following is correct? Check all that apply. Check all that apply. copper, Cp nickel, NI lithium, Li chlorine, Ch silver, Si magnesium, Mg gold, Au tin, SN
Which of the following is correct? Check all that apply. Check all that apply. copper, Cp...
Copper, silver, and gold are transition metals that fall into the same group on the periodic table. From the following list, identify those metals that cannot be oxidized by cations of all three of these metals from group 11. Select all those that apply. Choose one or more: A. manganese OB. platinum OC. lithium D. mercury OE. zinc OF. cobalt O G. magnesium OH. potassium O l. aluminum O J. iron OK. nickel L. barium O M. tin N. lead
+ + + + + + + + + Metal Oxidation Reaction Lithium Li(s) - Li+ (aq) Potassium K(s) K+ (aq) Barium Ba(s) Ba2+ (aq) Calcium Ca(s) Ca2+ (aq) Sodium Na(s) Na+ (aq) Magnesium Mg(s) Mg2+ (aq) Aluminum Al(s) A13+(aq) Manganese Mn(s) Mn2+ (aq) Zn(s) Zn2+ (aq) Chromium Cr(s) Cr3+ (aq) Iron Fe(s) Fe2+ (aq) Cobalt Co(s) Co2+ (aq) Nickel Ni(s) Ni2+ (aq) Tin Sn(s) Sn2+ (aq) Lead Pb(s) Hydrogen H2(8) Copper Cu(s) Cu2+ (aq) Silver Ag(s) Ag+ (aq) Mercury...
Question B6. Which of the following is not correct? (a) The modulus of timber depends on the density of the timber. (b) Timber is a composite based on cellulose polymers which means that its properties are time dependent and timber will creep with time under load. (c) The toughness of timber is reduced by the presence of knots and defects in the structure. (d) Timber is usually dried before use to reduce its moisture content and reduce warping during use....
materials question electrochemistry table has associated voltages compute the voltage at 25c of an electrochemical cell consisting of pure copper immersed in 9x10^-2M solution of Cu^2+ ions and pure nickel in a 0.35 M solution of Ni^2+ ions. half reactions are: Cu-> Cu^2+ + 2e- @+0.345V electrode potential Ni-> Ni^2+ + 2e- @ -2.250V this is all the information I was given We were unable to transcribe this imageWe were unable to transcribe this imageWe were unable to transcribe this...
Select all the correct statements about ion sizes below. Check all that apply. Au3+ is smaller than Au+ Rb+ is smaller than Li+. Li+ is smaller than Cs+. Au+ is smaller than Au3+. Cs+ is smaller than Li+. Li+ is smaller than Rb+.
Which of the following metals could really be used as sacrificial anodes for iron (Fe2+(aq) + 2e??Fe(s), E0 =-0.44V )? A) Tin F) Magnesium B) Zinc G) Lithium C) Aluminum H) Copper D) Lead I) Nickel E) Sodium J) None of the above Enter all that apply in alphabetical order (e.g. AB, ABDF, etc.)
Which of the following elements probably has the most properties in common with lead (Pb)? rubidium (Rb) O gold (Au) O tin (Sn) copper (Cu)
6) Of the choices below, which would be the best for the lining of a tank intended for use in storage of hydrochloric acid? A) copper B) zinc C) nickel D) iron E) tin 7) Which of these metals will be oxidized by the ions of cobalt? A) nickel B) tin C) iron D) copper E) silver 8) Which of these metals will be oxidized by the ions of aluminum? A) magnesium B) zinc C) chromium D) iron E) nickel...
Which of the following sets of ions are isoelectronic? Check all that apply. Check all that apply. (Li+,Be2+,H−) (O2−,S2−,Se2−)( Na+,Mg2+,Al3+)
Which of the following reactions are redox reactions? Check all that apply. Check all that apply . Al(s)+3Ag+(aq) = Al3+(aq)+3Ag(s) SO3(g)+H2O(l) = H2SO4(aq) Ba(s)+Cl2(g) = BaCl2(s) Mg(s)+Br2(l) = MgBr2(s)