Pierce College » Chemistry » Chemistry 060 - Introduction to General Chemistry » Fall 2020

Question #1

The following reaction falls under what type(s) of reaction: H2SO4(aq) + 2NaOH(aq) Na2SO4(aq) + 2H2O(l) Select all that apply:,,

A. Double displacement

B. acid-base

C. Gas evolution

D. decomposition

E. Single displacement

F. combination

Question #2

Consider the following redox equation: 2 Li + BaCl2 --> 2 LiCl + Ba What element is oxidized? Please input the element symbol only

A. Cl

B. Li

C. Cl2

D. Ba

Question #3

Consider the following redox equation: 2 Li + BaCl2 --> 2 LiCl + Ba What element is reduced? Please input the element symbol only

A. Ba

B. Cl

C. Cl2

D. Li

Question #4

Give the complete ionic equation for the reaction that occurs when Na2CO3(aq) + 2 HCl(aq) → H2O(l) + CO2(g) + 2 NaCl(aq)

A. 2 H+(aq) + CO32-(aq) → H2O(l) + CO2(g)

B. 2 Na+(aq) + CO32-(aq) + 2 H+(aq) + 2 Cl-(aq) → H2O(l) + CO2(g) + 2 Na+(aq) + 2 Cl-(aq)

C. 2 Na+(aq) + CO32-(aq) + 2 H+(aq) + 2 Cl-(aq) → H2CO3(s) + 2 Na+(aq) + 2 Cl-(aq)

D. 2 Na+(aq) + CO32-(aq) + 2 H+(aq) + 2 Cl-(aq) → H2CO3(s) + 2 NaCl(s)

Question #5

Give the net ionic equation for the reaction that occurs when LiOH(aq) + HBr(aq) → H2O(l) + LiBr(aq)

A. H+(aq) + OH¯(aq) → H2O(l)

B. LiOH(aq) → Li+(aq) + OH¯(aq)

C. HBr(aq) → H+(aq) + Br¯(aq)

D. Li+(aq) + Br¯(aq) → LiBr(aq)

E. Li+(aq) + OH¯(aq) + H+(aq) + Br¯(aq) → H2O(l) + LiBr(aq)