Posttes Massa Atom
Quiz
•
Chemistry
•
10th Grade
•
Hard
Enjang enjangshufairoh.2022
Used 5+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Massa atom relatif adalah ….
Massa rata-rata atom dibandingkan dengan 12 gram massa karbon-12
Massa rata-rata isotop suatu unsur terhadap kelimpahannya di alam
Massa atom dengan kelimpahan paling besar di alam
Massa suatu atom dari unsur yang dibandingkan terhadap atom hidrogen
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika diketahui massa atom unsur Fe = 55,847 sma dan massa 1 atom C-12 = 12,000 sma, maka massa atom retaif Fe adalah ….
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika diketahui kelimpahan isotop unsur Cu-63 sebanyak 75% dan kelimpahan isotop Cu-65 sebanyak 25%, maka massa atom retaif Ce adalah ….
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Kelimpahan unsur boron di alam adalah B-10 sebanyak 19,7% dan B-11 sebanyak 80,7%. Berapa massa relatif atom boron ?
8
9
10
11
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika massa rata-rata atom unsur X adalah P sma dan massa rata-rata satu atom C-12 adalah Q sma, maka atom relatif unsur X adalah ….
A. PQ
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Massa suatu atom C-12 yang sebenarnya adalah 2 x 10-24 g. Jika massa suatu atom unsur X = 2,67 x 10-24 g. massa atom relatif atom X adalah ….
17
20
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7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Massa molekul relatif adalah ….
Massa seluruh atom yang menyusun molekul
Massa satu atom
Massa beberapa senyawa
Massa unsur
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