
Post Test
Authored by Lathifa Utami Dewi
Chemistry
10th - 12th Grade
Used 11+ times

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33 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Pada tahun 1869 kimiawan Rusia Dmitri Mendeleev mengusulkan penyusunan tabulasi unsur-unsur, sehingga terbentuklah tabel berkala. Penyusunan sistem periodik Mendeleev didasarkan pada.....
Kemiripan sifat keperiodikannya
Kesamaan sifat dan diurutkan massa atomnya
Nomor atom dan keteraturannya
Unsur tengah memiliki rata-rata massa unsur yang tepi
Kenaikan massa atom
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Penyusunan unsur dilakukan dengan mengurutkan unsur-unsur berdasarkan kenaikan massa atomnya menjadi tiga-tiga. Menurut cara pengelompokan tersebut unsur kedua adalah nilai rata-rata unsur pertama ditambah unsur ketiga. Teori perkembangan sistem periodik tersebut disusun oleh.....
Dmitri Mendeleev
Johann Wolfgang Dobereiner
JJ Thomson
John Newlands
Lothar Mayer
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Unsur-unsur dalam sistem periodik modern disusun berdasarkan ......
Kenaikan massa atom dan kemiripan sifat
Kenaikan nomor atom dan kemiripan sifat
Kenaikan jumlah proton dan neutron
Kenaikan titik leleh dan titik didih
Sifat kimia dan fisika
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Salah satu unsur non logam yaitu Sulfur (S). Konfigurasi dari ion 16S2― adalah.......
1s2 2s2 3p6 3s2 4p2
1s2 2s3 2p6 3s1 4p6
1s2 2s2 2p6 3s2 3p6
1s2 2s2 2p6 4s1 3p3
1s2 2s2 2p5 3s2 3p3
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Konfigurasi dari suatu unsur X yang terletak pada golongan IIIA dan periode ke 3 dalam tabel periodik unsur adalah......
1s2 2s2 2p6 3s2 3p3
1s2 2s2 2p6 3s14p2
1s2 2s2 2p6 3s2 3p1
1s2 2s2 2p6 3s3
1s2 2s2 2p6 3s14p2
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Pola konfigurasi yang paling tepat untuk unsur-unsur pada golongan alkali tanah adalah.....
1s2 2s2 2p6 3s2 3p6 4s2
1s2 2s2 2p6 3s2 3p6 4s1
1s2 2s2 2p6 3s2 3p6 4s2 4p1
1s2 2s2 2p6 3s2 3p6 4s2 4p2
1s2 2s2 2p6 3s2 3p6 4s2 4p3
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Golongan IA mempunyai elektron tunggal di kulit terluar pada orbital s, maka di bawah ini hubungan antara konfigurasi elektron dan nomor atom yang tepat adalah......
11Na = 1s2 2s3 2p5 3s1
11Na = 1s2 2s2 2p6 3s1
19K = 1s2 2s2 2p6 3s3 3p5 4s1
37Rb = 1s2 2s2 2p6 3s3 3p6 4s2 3d10 4p5 5s1
19K = 1s2 2s1 2p7 3s2 3p6 4s1
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