1.Arrhenius defined a base as
a.a molecule that will accept an hydroxide ion in solution
b.a molecule that will donate an hydroxide ion in solution
c.a molecule that will accept a hydrogen ion in solution
d.a molecule that will donate a hydrogen ion in solution
2.In the reaction S–2 + H2O → H2S + OH–, the sulfide ion picks up two protons to move it from S–2 to H2S. In this reaction, the sulfide ion acts as a(n) _________.
a.Bronsted/Lowry acid
b.Arrhenius base
c.Bronsted/Lowry base
d.Lewis acid
3.Sulfuric acid is the name of H2S.
true
false
4.The acid name of H3PO4 is ________.
a.hypophosphorous acid
b.perphosphoric acid
c.phosphoric acid
d.phosphorous acid
5.Which of the following is the formula for hydroselenic acid?
a,HSeO4
b.H2SeO3
c.HSe
d.H2Se
6.hich of the following is the formula for a base using the nickel (II) ion?
a.Ni(OH)2
b.NiOH
c.Ni2OH
d.Ni2(OH)2
2006-12-31 07:49:08 · 2 answers · asked by calebs_baby_girl05 1 in Science & Mathematics ➔ Chemistry
1. b. Arrhenius didn't define the acceptor properties, only the donor properties.
2. c. Proton acceptors are Bronsted-Lowry bases
3. false. Sulfuric acid is H2SO4; H2S is hydrogen sulfide
4. c. H3PO2 is hypophosphorus acid, H3PO3 is phosphorus acid. Not sure if perphosphoric acid exists.
5. d.
6. a.
2006-12-31 08:17:48 · answer #1 · answered by TheOnlyBeldin 7 · 1⤊ 0⤋
1.c
2.d
3.false
4.a
5.b
6.c
2006-12-31 15:53:22 · answer #2 · answered by shorty 1 · 0⤊ 1⤋