SPU
Quiz
•
Chemistry
•
1st Grade
•
Practice Problem
•
Hard
ngabas sutaryo
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12 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Apabila unsur-unsur disusun menurut
kenaikan massa atom relatifnya, ternyata
unsur-unsur yang berselisih 1 oktaf menunjukkan
persamaan sifat. Kenyataan ini
ditemukan oleh ....
J..W. Dobereiner
A.R. Newlands
D.I. Mendeleev
Lothar Meyer
H. Moseley
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sistem periodik Mendeleev disusun berdasarkan
....
konfigurasi elektron
massa atom relatif dan kemiripan sifat
kesamaan sifat
nomor atom dan kemiripan sifat
kenaikan massa atom relatif
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Penyusunan unsur pertama kali dilakukan
dengan mengurutkan unsur-unsur berdasarkan
kenaikan massa atomnya menjadi tigatiga.
Menurut cara pengelompokkan tersebut,
jika unsur A massa atomnya 16, unsur C
massa atomnya 23, maka unsur B massa
atomnya adalah ....
17
19
21
27
28
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Pernyataan yang paling benar untuk unsur unsur
segolongan adalah ....
mempunyai elektron sama
mempunyai konfigrasi elektron sama
mempunyai elektron valensi sama
mempunyai sifat kimia sama
mempunyai jumlah kulit sama
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Para ahli yang mengelompokkan unsur-unsur berdasarkan parameter massa atom relatif adalah...
Lavoisier, Dobereiner, Newlands
Lavoisier, Newlands, Moseley
Dobereiner, Newlands, Mendeleyev
Newlands, Mendeleev, Moseley
Mendeleyev, Dobereiner, Moseley
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ahli yang mengemukakan bahwa massa atom relatif unsur yang kedua merupakan rata-rata dari massa atom relatif unsur yang pertama dan massa atom relatif unsur yang ketiga adalah ....
Moseley
Mendeleyev
John Newlands
Antonie Lavoisier
Dobereiner
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sistem Periodik Unsur Modern ditempatkan sesuai dengan Golongan dan periodenya dalam SPU. Golongan dalam SPU dinyatakan dengan
jumlah elektron pada kulit terluar
jumlah subkulit pada konfigurasi elektron
jumlah kulit yang terdapat dalam unsur tersebut
jumlah n terbesar yang ditunjukkan dalam konfigurasi elektron
jumlah elektron dalam konfigurasi elektron
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