Practice_EXAM_II

3youneedtomemorizethe

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ich must be solids (s), liquids (l) or gases (g). For (e): see Fig 4.16. 3. Which of the following is a Brǿnsted acid? (b) CH3COO‐ (c) SO42‐ (d) ClO4‐ (e) NO3‐ (a) HSO4‐ th th th Hint: 11 ed.: p.p. 127‐128; 10 ed. p. 130; 9 ed. p. 128. Example 4.3. You need to memorize the definition. Definition: Brǿnsted acids must contain available (releasable) hydrogen ions while the Brǿnsted bases must be able to accept hydrogen ions. To obtain Bronsted acid, simply add H+; to obtain Bronsted base, simply subtract H+. 4. Which of the following underlined atoms contains the oxidation number as ‐1? (b) CaC2 (c) SO42‐ (d) PtCl42‐ (e) NaO2 (a) Cs2O th Hint: 11 ed.: p.p. 135‐136 and see Examples 4.5 and 4.6; 10th ed. p.p. 136‐139; 9th ed. p.p. 134‐137. You need to Memorize the rules. See Example 4.5. 5. Which of the following redox reactions will occur according to activity series? (a) Cu(s) + 2HCl(aq) CuCl2(aq) + H2(g) (b) 2Ag(s) + 2H2O(l) AgOH(s) + H2(g) (c) Mg(s) + CuSO4(aq) MgSO4(aq) + Cu(s) (d) Pt(s) + FeSO4(aq) PtSO4(aq) + Fe(s) (e) 2Al(s) + 3Ca(NO3)2(aq) 2Al((NO3)3(aq) + 3Ca(s) Hint: 11th ed.: Activity table: 11th ed.: p. 141, fig. 4.16; 10th ed. Fig 4.16, p. 143; 9th ed. Fig. 4.16, p. 13...
View Full Document

This note was uploaded on 01/25/2014 for the course CHEM 1411 taught by Professor None during the Fall '11 term at HCCS.

Ask a homework question - tutors are online