Pernyataan yang tidak tepat dari sistem periodik unsur adalah....
Latihan soal SAS Kelas XI semester ganjil Kimia

Quiz
•
Chemistry
•
11th Grade
•
Hard
Desma Prihatini
Used 1+ times
FREE Resource
77 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Dalam satu periode (dari kiri kekanan), jari-jari atom makin kecil
Dalam satu golongan (dari atas kebawah), afinitas elektron makin kecil
Unsur golongan IA memiliki energi ionisasi yang lebih besar dibandingkan golongan IIA
Unsur golongan holageen memiliki kelektromagnetifan tinggi
Unsur golongan VIIA lebih muda menerima elektron
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Dalam satu golongan, dari bawah ke atas jari-jari atom makin kecil sehingga gaya tarik inti terhadap elektron makin besar. Urutan harga keelektronegatifan unsur halogen dari yang paling besar ke yang paling rendah adalah....
F > Br > Cl > I >At
F > Cl > Br > I > At
F > Br > I > Cl > At
At > I > Br > Cl > F
At > I > Cl > Br > F
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Manakah konfigurasi elektron dari Sr yang memiliki nomor atom 38 adalah...
1s2,2s2,2p6,3s2,3p6,4s2,3d10,4p8
1s2,2s2,2p6,3s2,3p6,4s2,3d14
1s2,2s2,2p6,3s2,3p6,4s2,3d10,4p6
1s2,2s2,2p6,3s2,3p6,4s2,3d10,4p6,5s2
1s2,2s2,2p6,3s2,3p6,4s2,3d12,4p2
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Manakah konfigurasi elektron dari Sr yang memiliki nomor atom 12 adalah...
1s2,2s2,2p6,3s2,3p6,4s2,3d10,4p6
1s2,2s2,2p8
1s2,2s2,2p6,3s2,3p6,4s2,3d10,4p6
1s2,2s2,2p6,3s2,3p6
1s2,2s2,2p6,3s2,3p6
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Konfigurasi elektron dari unsur X adalah 1s2,2s2,2p6,3s2,3p6,4s2,3d10,4p6,5s2,4d2,5p3 unsur tersebut terletak pada.....
Golongan VIA periode 5
Golongan IIIA periode 4
Golongan VA periode 3
Golongan VA periode 5
Golongan IIIA periode 5
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Apabila unsur-unsur disusun menurut kenaikan massa atom relatifnya ternyata unsur-unsur yang berselisih satu oktaf menunjukkan kemiripan sifat. Kenyataan ini ditemukan oleh....
J. W. Debersiner
A. R. Newlands
D. I. Mmendeleev
Lothair Meyer
Willhelm Roentagen
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Pada teori atom Bohr, elektron dspat berpindsh dari tinglat energi satu ke tingkat energi lain. Loncatan elektron dari tingkat energi lebih rendah ke tingkat energi lebih tinggi disebut....
Eksitasi
Deeksitasi
Pemancaran energi
Loncatan energi
Sublimasi
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