Konfigurasi elektron unsur nomor 23, adalah ….

untitled

Quiz
•
Chemistry
•
10th Grade
•
Hard
Andita Ainun Naafi
FREE Resource
34 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
[Ar] 4s2 4p3
[Ar] 4s2 3d2 4p1
[Ar] 4s5
[Ar] 4s2 3d3
[Ar] 3d5
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Unsur Ti memiliki nomor atom 22. Konfigurasi elektron unsur Ti adalah .....
1s2 2s2 2p6 3s2 3p6 4s2 3d4
1s2 2s2 2p6 3s2 3p6 4s2 3d3
1s2 2s2 2p6 3s2 3p6 4s2 3d2
1s2 2s2 2p6 3s2 3p6 4s1 3d2
1s2 2s2 2p6 3s2 3p6 4s2
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Pengisian elektron pada subkulit dimulai dari tingkat energi terendah ke tingkat energi yang lebih tinggi, dikenal sebagai .....
aturan Hund
aturan Aufbau
larangan Pauli
rumus Pauli
aturan Bohr
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Unsur, dengan nomor atom 25, terletak periode dan golongan ....
4 dan VIB
4 dan VIIB
3 dan VIIB
4 dan IIIB
4 dan VIIIB
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Diantara unsur-unsur dibawah ini yang berkecenderungan untuk melepaskan elektron valensinya adalah ….
2He
19K
6C
9F
17Cl
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Agar Atom Oksigen yang bernomor atom 8 bisa stabil, maka atom oksigen akan...
Melepas 1 elektron
Menerima 1 elektron
Melepas 2 elektron
Menerima 2 elektron
Melepas 6 elektron
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Urutan penempatan elektron dari tingkat energi terendah yang benar adalah ...
1s 2s 2p 3s 3p 3d 4s 4p 4d
1s 2s 2p 3s 3p 4s 3d 4p 5s
1s 2s 2p 3s 3p 4s 4p 4d 5s
1s 2s 2p 3s 3p 4s 4p 4d 5s
1s 2s 2p 3s 3p 4s 4p 3d 4d
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