
Pre-Test Asam-Basa
Authored by Hestu Eny
Chemistry
University
Used 3+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Larutan yang mempunyai pH lebih besar dari 7 adalah ….
Gula
Alkohol
Amoniak
Asam nitrat
Asam klorida
2.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Kertas lakmus biru berubah menjadi merah, bila dimasukkan ke dalam larutan ….
Kalium hidroksida
Asam klorida
Natrium klorida
Natrium nitrat
Barium sulfat
3.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Di antara kelompok asam berikut yang tergolong asam kuat adalah ….
Asam klorida, asam sulfat, asam asetat
Asam karbonat, asam asetat, asam fosfat
Asam sulfida, asam florida, asam sianida
Asam asetat, asam oksalat, asam sulfat
Asam sulfat, asam nitrat, asam klorida
4.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Menurut teori asam-basa Bronsted Lowry, asam didefinisikan sebagai zat yang ….
Meningkatkan [H+] bila dimasukkan ke dalam H2O
Menurunkan [H+] bila dimasukkan ke dalam H2O
Meningkatkan [OH-] bila dimasukkan ke dalam H2O
Menerima 1 H+ dari pasangan reaksinya
Memberi 1 H+ dari pasangan reaksinya
5.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Perhatikan reaksi asam-basa menurut Bronsted-Lowry berikut!
HCl(aq) + CH3COOH(l) ⟺ CH3COOH2+(aq) + Cl-(aq)
Spesi yang merupakan basa konjugasi adalah ....
HCl
CH3COOH
Cl-
CH3COOH2+
CH3COO-
6.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Untuk mengukur derajat keasaman asam atau basa yang akurat, paling tepat menggunakan ….
Fenolftalein
Metil jingga
pH meter
bromtimol biru
indikator universal
7.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Larutan basa di bawah ini yang termasuk basa lemah adalah ….
Larutan NaOH
Larutan KOH
Larutan NH4OH
Larutan Ca(OH)2
Larutan Mg(OH)2
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