
asam basa
Authored by fransiska martanti
Chemistry
12th Grade
Used 3K+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suatu indikator memberikan warna merah jika diteteskan pada larutan NaOH. Larutan di bawah ini akan menghasilkan warna yang sama jika diteteskan indikator yang sejenis, kecuali ….
Larutan sabun
Larutan soda kue
Larutan amoniak
Larutan cuka
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Di bawah ini yang termasuk asam bervalensi dua adalah ….
Asam asetat
Asam klorat
Asam sulfat
Asam fosfat
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Larutan Ba(OH)2 0,005M memiliki pH yang sama dengan ....
0,005 M KOH
0,01 M NaOH
0,01 M NH4OH
0,001 M Ca(OH)2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui beberapa asam lemah dengan harga Ka nya masing-masing Ka (HA) = 1,8.10-4; Ka (HB) = 1,8.10-5; Ka (HC) = 6,5.10-4. Urutan penurunan kekuatan asam di atas adalah ....
HA, HB, HC
HA, HC, HB
HC, HA, HB
HC, HB, HA
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pasangan asam - basa konjugasi pada reaksi
berikut: HS- + H2O Û H3O+ + S2- adalah
….
HS- dan H2O
HS- dan S2-
H3O+ dan S2-
HS- dan H3O+
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pada reaksi asam basa berikut:
(1) HCO3-+ H2O → H2CO3 + OH-
(2) HS- + H2O → H3O+ + S2-
(3) HPO42- + H3O+ → H2PO4- + H2O
H2O bertindak sebagai basa menurut teori asam basa Bronsted-Lowry terdapat pada reaksi ….
1, 2, dan 3
1, 2
1, 3
2, 3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Larutan garam di bawah ini yang dapat mengalami hidrolisis dan mempunyai pH < 7, adalah ….
amonium nitrat
kalium karbonat
natrium sulfat
barium klorida
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