Chem100 Exam 2 Review

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Split the following compound into it's ions: LiF

• Li- and F+
• Li+ and O2-
• Li+ and F-
• Li+ and Cl-

Split the following compound into it's ions: Al2O3

• Al+, O-
• Al2+, O3-
• Al3+, O2-
• Al-, O+

Split the following compound into it's ions: Mn3N4

• Mn2+ and N3-

• Mn3+ and N^4-

• Mn2+ and N4-

• Mn4+ and N3-

Tags

NGSS.HS-PS1-2

Write the net ionic equation for the following equation: K3PO4(aq) + Al(NO3)3(aq) ->

• K3PO4(aq) + Al(NO3)3(aq) -> KAlPO4(aq)
• 3PO4^3-(aq) + 2Al^3+(aq) -> AlPO4(s)
• K3PO4(aq) + Al(NO3)3(aq) -> KNO3(aq) + AlPO4(s)
• K3PO4(aq) + Al(NO3)3(aq) -> K3(NO3)3(aq) + AlPO4(s)

Tags

NGSS.HS-PS1-7

Write the net ionic equation for the following reaction: AgNO3(aq) + KCl(aq) -> AgCl(s) +KNO3(aq)

• Ag+(aq) + K+(aq) -> AgK(s) + NO3-(aq)
• Ag+(aq) + K+(aq) -> AgK(s) + Cl-(aq)
• Ag+(aq) + NO3-(aq) -> AgNO3(s)
• Ag+(aq) + Cl-(aq) -> AgCl(s)

Tags

NGSS.HS-PS1-7

Oxidation is the ____ of electrons while reduction is the ____ of electrons

• loss, gain
• gain, loss

The oxidizing agent _____ while the reducing agent _____

• gets reduced, gets oxidized
• gets oxidized, gets reduced

The species oxidized goes ____ in oxidation number while the species reduced goes ____ in oxidation number

• up, down
• down, up

Assign Chromium an oxidation number in Cr2O3

• +3
• -3
• +4
• +2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2