Johann W.Dobereiner adalah salah seorang saintis yang menyumbang besar terhdap perkembangan Jadual Berkala Unsur. Antara yang berikut, yang manakah merupakan sumbangan besarnya?
KIMIA TINGKATAN 4 (4.1,4.2 DAN 4.3)

Quiz
•
Chemistry
•
1st - 12th Grade
•
Medium
Diana Azman
Used 80+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Memperkenalkan Hukum Oktaf
Memperkenalkan Hukum Triad
Menyusun unsur berdasarkan pertambahan jisim atom
Menyusun unsur berdasarkan pertambahan nombor proton
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
P, Q, R, S
R, P, S, Q
Q, P, S, R
S, R, P, Q
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Maklumat berikut berdasarkan sumbangan seorang saintis dalam membangunkan Jadual Berkala Unsur :
- Unsur-unsur disusun berdasarkan pertambahan jisim atom
- Unsur-unsur yang dimiliki mempunyai sifat kimia yang sama dalam kumpulan menegak yang sama
- Mampu meramal sifat-sifat unsur yang belum ditemui
Lothar Meyer
Henry Mosely
John Newlands
Dmitri Mendeleev
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Antara berikut yang manakah penyataan yang betul berkaitan kala dalam Jadula Berkala Unsur?
Baris mengufuk dalam Jadual Berkala
Lajur menegal dalam Jadual berkala
Bilangan elektron dalam petala terluar
Bilangan petala bagi ion yang bercas positif
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Apakah prinsip utama dalam penyusunan unsur-unsur dalam Jadual berkala Unsur?
Susunan menaik jisim atom
Susunan menaik nombor proton
Berdasarkan sifat kimia unsur
Berdasarkan sifat kimia dan sifat fizik unsur
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
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