Konsep asam basa
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Medium
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15 questions
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1.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Suatu senyawa X di uji mengunakan kertas lakmus, dari hasil pengamatan menunjukan kertas lakmus merah tetap merah dan lakmus biru tetap berwarna biru hal ini menunjukan bahwa senyawa X bersifat ,,,,,
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Sifat beberapa larutan sebagai berikut :
1) terasa pahit
2) dapat bereaksi dengan logam
3) memerahkan lakmus biru
4) membirukan lakmus merah
5) dalam air melepaskan ion OH-
Berdasar data di atas , sifat basa ditunjukkan oleh nomor ... (pilihan jawaban lebih dari 1)
1)
2)
3)
4)
5)
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Perhatikan persamaan reaksi berikut.
1) NH3(g) + H+ (aq) → NH4+ (aq)
2) H2CO3 (aq) → 2H+ (aq) + CO32-(aq)
3) HCl (l) + H2O (l) → H3O+ (aq) + Cl-(aq)
4) HClO4 (l) + NH3 (l) → NH4+ (aq) + ClO4-(aq)
Persamaan reaksi yang sesuai dengan konsep asam basa Bronsted -Lowry adalah .... (pilihan jawaban lebih dari 1)
NH3(g) + H+ (aq) → NH4+ (aq)
H2CO3 (aq) → 2H+ (aq) + CO32-(aq)
HCl (l) + H2O (l) → H3O+ (aq) + Cl-(aq)
HClO4 (l) + NH3 (l) → NH4+ (aq) + ClO4-(aq)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Yang termasuk asam kuat , kecuali...
HCl
HI
HF
HBr
H2SO4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui data percobaan seperti pada tabel diatas, larutan yang bersifat basa ditunjukkan oleh nomor....
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jika diketahui Kw pada suhu tertentu = 1.10-12 , maka pH air murni pada suhu tersebut adalah ....
12
1o
8
7
6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Larutan HCl pekat dengan kadar 36 % dan massa jenisnya sebesar 1,18 g/ml diencerkan sampai volume larutannya 1 liter sehingga pH larutannya menjadi = 2 . Maka volume HCl yang harus diencerkan sebanyak.... ml
2,38
1,72
1,29
0,86
0,43
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