Pernyataan manakah yang paling baik menerangkan mengapa helium tidak mengambil bahagian dalam sebarang tindak balas kimia?
IKATAN KIMIA & ASID DAN BES

Quiz
•
Chemistry
•
9th - 12th Grade
•
Medium
nor badriah muhamad
Used 12+ times
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38 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Ia adalah gas adi
Ia adalah unsur Kumpulan 18
Ia adalah gas monoatom
Ia mempunyai susunan elektron duplet yang stabil
2.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Susunan elektron yang manakah mewakili unsur yang TIDAK mengambil bahagian dalam tindak balas kimia?
3.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Susunan elektron bagi atom Z ialah 2.8.3 dan atom T mempunyai nombor proton 8. Apakah formula sebatian yang dibentuk Z dan T?
ZT2
Z2T
Z2T3
Z3T4
4.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Unsur X bertindak balas dengan unsur Y untuk membentuk suatu sebatian. Apakah formula kimia bagi sebatian yang terbentuk?
X2Y
XY
XY2
XY3
5.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Unsur X bertindak balas dengan sulfur membentuk satu sebatian dengan formula X2S3. Apakah susunan elektron bagi X?
[ Nombor proton: S = 16]
2.8.2
2.8.3
2.8.4
2.8.6
6.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Rajah berikut menunjukkan susunan elektron bagi sebatian yang terbentuk daripada unsur T dan unsur Q.
Apakah nombor proton unsur Q ?
8
10
12
16
7.
MULTIPLE CHOICE QUESTION
3 mins • 20 pts
Rajah di bawah menunjukkan susunan elektron dalam satu sebatian PQ3.
Unsur manakah yang diwakili P dan Q?
[ Nombor proton: C=6; N=7; F=9 ]
P = Karbon , Q = Florin
P = Nitrogen , Q = Florin
P = Florin , Q = Nitrogen
P = Florin , Q = Karbon
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