
Asesmen diagnostik kognitif Kelas XII

Quiz
•
Chemistry
•
12th Grade
•
Hard
Putu Wulandari
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Unsur A mempunyai 10 proton dan 12 neutron, sedangkan unsur B mempunyai nomor massa 23 dan nomor atom 11. Kedua unsur tersebut adalah…
Isotop
Isoelektron
Isomer
Isobar
Isoton
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Konfigurasi electron atom 38Sr menurut Niels Bohr adalah ….
2 8 18 10
2 8 18 32 18 8 1
2 8 18 8 2
2 8 18 18 2
2 8 18 18
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Konfigurasi electron unsur X adalah : 1s2 2s2 2p6 3s2 3p6 4s2 3d6
I. Terletak pada periode 4
II. Mempunyai 4 elektron tidak berpasangan
III. Mempunyai nomor atom 26
IV. Termasuk periode 4 golongan VIIIA
Pernyataan yang benar untuk unsur X ditujukkan oleh …
I dan II saja
I dan III saja
II dan IV saja
I, II dan III saja
III dan IV saja
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Nama senyawa dari CH3 – CH(C2H5) – (CH2)2 – C(CH3)3 adalah...
2,2,5-trimetil-heptana
3,4,5,5-tetrametil-2-heksena
5,6-dimetil-1-heptuna
3-etil-2-metil-pentana
2-metil-3-butena
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sebuah Kristal KNO3 dimasukkan ke dalam tabung reaksi kemudian ditetesi dengan air. Pada tabung reaksi terasa dingin. Reaksi ini dapat digolongkan….
Endoterm, energi berpindah dari sistem ke lingkungan
Eksoterm, energi berpindah dari lingkungan kesistem
Eksoterm, energi berpindah dari sistem ke lingkungan
Endoterm, energi berpindah dari lingkungan ke sistem
Endoterm, energi tidak berpindah
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pada reaksi: N2(g)+3H2(g)→2NH3(g) diperoleh data berikut.
Orde total reaksi tersebut adalah....
1
2
3
4
5
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Berapakah nilai pH larutan basa lemah NH4OH 0,1 M dan Kb = 10-5?
4
5
10
11
13
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