
UNSUR HALOGEN
Authored by silvie lestari
Chemistry
12th Grade
Used 39+ times

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diantara reaksi berikut yang tidak dapat berlangsung adalah … .
2Cl-(aq) + Br2(l) → Cl2(g) + 2Br-(aq)
Br2(l) + 2I‑(aq) → 2Br‑(aq) + I2(s)
F2(g) + 2Cl‑(aq) → 2F‑(aq) + Cl2(g)
2Br‑(aq) + Cl2(g) → Br2(l)+2Cl‑(aq)
2I‑(aq) + Br2(l) → I2(s) + 2Br‑(aq)
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Dari pernyataan di bawah ini yang menunjukkan sifat unsur halogen adalah … .
Sangat reaktif, terdapat di alam dalam bentuk senyawa
Reaksi senyawa oksidanya dengan air membentuk senyawa hidroksida
Merupakan oksidator kuat
Bilangan oksidasinya hanya +2 dan +3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Urutan keasaman asam halida yang benar adalah … .
HF > HI > HBr > HCl
HF < HCl < HBr < HI
HF > HCl > HBr > HI
HCl > HBr > HI > HF
HCl < HBr < HI < HF
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Berikut ini yang merupakan sifat unsur halogen adalah … .
semua berwujud gas
makin ke atas, sifat oksidator makin kuat
makin bertambah nomor atom, keelektronegatifan makin besar
makin besar jari-jari atom, titik didih makin bertambah
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dengan bertambahnya nomor atom halogen … .
daya pengoksidasi bertambah
energi ionisasi bertambah
kereaktifan bertambah
jari-jari atomnya bertambah
keelektronegatifan bertambah
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui :
F2(g) +2e →2F‑(aq) E°= +2,87 volt
Cl2(g) +2e →2Cl‑(aq) E°= +1,36 volt
Br2(g) +2e →2Br‑(aq) E°= +1,06 volt
C2(g) + 2e→2I‑(aq) E°= +0,54 volt
Berdasarkan harga E°, reaksi berikut yang tidak berlangsung adalah … .
F2 + KCl
Br2 + NaI
Cl2 + NaBr
Cl2 + NaI
Br2 + NaCl
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Unsur berikut ini yang paling mudah bereaksi dengan fluorin adalah … .
He
Xe
Ne
Kr
Ar
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