11 pH asam basa
Quiz
•
Chemistry
•
9th - 12th Grade
•
Medium
Ekotono Wardoyo
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55 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Basa menurut Arrhenius adalah ….
Spesi donator (pemberi) proton dalam suatu reaksi.
Senyawa yang dapat menerima pasangan elektron (akseptor pasangan elektron).
Senyawa yang dapat memberikan pasangan electron kepada senyawa lain (donor pasangan elektron)
Suatu zat yang dilarutkan ke dalam air akan menghasilkan ion H+
Suatu zat yang dilarutkan ke dalam air akan menghasilkan ion OH–
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Asam menurut Arrhenius adalah ….
Spesi donator (pemberi) proton dalam suatu reaksi.
Senyawa yang dapat menerima pasangan elektron (akseptor pasangan elektron).
Senyawa yang dapat memberikan pasangan electron kepada senyawa lain (donor pasangan elektron)
Suatu zat yang dilarutkan ke dalam air akan menghasilkan ion H+
Suatu zat yang dilarutkan ke dalam air akan menghasilkan ion OH–
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
larutan di bawah ini yang termasuk larutan asam lemah adalah….
NH3 dan HCN
NaOH dan HCN
CO(NH2)2 dan NH3
CH3COOH dan CO(NH2)2
CH3COOH dan HF
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
larutan di bawah ini yang termasuk larutan basa lemah adalah….
NH3 dan Fe(OH)3
NaOH dan HCN
CO(NH2)2 dan NH3
CH3COOH dan CO(NH2)2
CH3COOH dan HF
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Asam lemah HA 0,1 M terurai dalam air sebanyak 2%. Tetapan ionisasi asam lemah tersebut (Ka) adalah ….
1,5 x 10-3
4 x 10-3
2 x 10-3
4 x 10-4
4 x 10-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Asam lemah HA 0,1 M memiliki harga tetapan ionisasi asam lemah (Ka) 4 x 10-5 .Derajat ionisasi asam lemah HA tersebut adalah ….
1%
1,5 %
2%
2,5%
5%
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tetapan ionisasi (Ka) suatu asam berbasa satu (HA) = 1 x 10-7. Jika larutan ini memiliki pH = 4, konsentrasi asam HA tersebut adalah …. mol/liter.
10-2
10-3
10-1
10-5
10-7
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