1. Di antara reaksi-reaksi berikut yang dapat berlangsung pada ….
(1) Cl2 + 2KI 2 KCl + I2
(2) I2 + 2 KBr 2 KI + Br2
(3) Fe + 2 KCl 2 KF + Cl2
(4) Br2 + 2 KCl 2 KBr + Cl2
PH GOL VIIIA DAN VIIA
Quiz
•
anita fatmawati
•
Chemistry
•
3rd Grade
•
4 plays
•
Hard
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1. Di antara reaksi-reaksi berikut yang dapat berlangsung pada ….
(1) Cl2 + 2KI 2 KCl + I2
(2) I2 + 2 KBr 2 KI + Br2
(3) Fe + 2 KCl 2 KF + Cl2
(4) Br2 + 2 KCl 2 KBr + Cl2
1,2,3 benar
1 dan 3 benar
2 dan 4 benar
4 benar
1,2,3,4 benar
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1. Asam iodida tidak dapat dibuat dari garam padatnya di tambah asam sulfat pekat karena ….
A. asam sulfat pekat pengoksidasi
B. asam iodida pengoksidasi
C. asam iodida asam pekat
D. garam iodida senyawa ionik
E. asam iodida mudah teroksidasi
A
B
C
D
E
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Senyawa halogen bersifat mereduksi terdapat pada persamaan reaksi ….
CaO(s) + 2HClO(aq) Ca(ClO)2(aq) + H2O(l)
Cu(s) + FeCl2(aq) CuCl2(aq) + Fe(s)
6HI(aq) + 2HNO3(aq) 2NO(g) + 3I2(s) + 4H2O(l)
2AuCl3(aq) + 3Zn(s) 3ZnCl2(aq) + 2Au(s)
6HClO4(aq) + P2O5(s) 3Cl2O7(l) + 2H3PO4(aq)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berdasarkan tabel energi ionisasi unsur-unsur halogen di atas unsur-unsur halogen disusun menurut kenaikan nomor atomnya adalah ….
Q, R, S, P
P, S, R, Q
P, Q, R, S
S, Q, P, R
R, S, P, Q
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Zat-zat di bawah ini banyak digunakan dalam kehidupan sehari-hari, zat yang mengandung unsur halogen adalah ….
vetsin
tetoron
freon
sakarin
urea
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Reaksi berikut merupakan reaksi antar halogen :
I. I2 + 2NaCl + Cl 2NaI + Cl2
II. Br2 + 2NaCl 2KBr + F2
III. I2 + 2KBr 2KI + Br2
IV. F2 + 2KCl 2KF + Cl2
V. Br2 + 2NaCl 2NaBr + Cl2
Reaksi yang berlangsung spontan adalah ….
I
II
III
IV
V
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bilangan oksidasi klor dalam senyawa natrium hipoklorit, kalium klorit dan kalium klorat berturut-turut adalah ….
+3 +5 +7
+1 +5 +7
+1 +3 +5
-1 +3 +5
-1 +1 +3
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