Question

- 73 c Chemistry I Laboratory Manual, 2017 Revision u activity series below. Make sure that what you report here agrees with a results on the previous page! Questions: 1 Give oxidation numbers for the underlined element in each of the following molecules or ions. (a) CsH100s: (b) Fe 04: (c) Voz: (d)SnF: (e) AsH4 (1) Ce(S04): 2) Use the following data to place the fictitious metals Q, R, T, X, A, and into an activity series. R+A+ → N.R. Q+T+ → T+Q+ E+T → N.R. R+E → N.R. E+X+ → E+ + x E+Q+ → N.R. X+ + A+ A+ + E+A+ → E +A

Answer 1

Questions: D Give oxidation numbers for the underlined element in each of the following molecules or ions. (a) CsH100s: 0 (b) Fe 04: 8/3 (c) VO2: 5 (d)SnF4: (e) AsH4* (1) Ce(SO4)2: X= oxidation state of underlined element (a) X + 10 - 5 x 2 = 0 (b) 3X-(4x2) = X= 8/3 (c) X-(2x2) = 1 X=+5 (d) X-450 X=4 (e) X-4=1 X=5 (f) X-2 = 0 X=2