SPM CHEMISTRY CHAPTER 3 Chemical Formula & Equations

Quiz
•
Chemistry
•
9th Grade
•
Hard
YONG FOCK LIONG
Used 2K+ times
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18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which chemical formula is correctly named?
Formula kimia yang manakah dinamakan dengan betul ?
A
B
C
D
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Diagram shows the apparatus set-up to determine the empirical formula for an oxide of copper. Gas Z is used to reduce the oxide of copper. What is gas Z?
Rajah menunjukkan susunan radas untuk menentukan formula empirik bagi satu oksida kuprum. Gas Z digunakan untuk menurunkan oksida kuprum itu. Apakah gas Z?
Oxygen / Oksigen
Chlorine / Klorin
Hydrogen / Hidrogen
Carbon dioxide / Karban dioksida
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which compound has the correct chemical formula?
Sebatian manakah mempunyai formula kimia yang betul?
A
B
C
D
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the empirical formula for the compound?
Apakah formula empirik bagi sebatian itu?
CH2O
C2H2O2
CH2O2
C2H5O2
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which substance has the same number of atoms as 12 g of carbon-12?
Bahan manakah yang mempunyai bilangan atom yang sama dengan 12 g carbon-12?
1 mole of sodium chloride, NaCl
1 mol natrium klorida, NaCl
1 mole of ethanol, C2H5OH
1 mol etanol, C2H5OH
1 mole of chlorine gas, Cl2
1 mol gas klorin, Cl2
1 mole of neon, Ne
1 mol neon, Ne
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following equation represents the reaction between elements X and Y?
Antara persamaan berikut, yang manakah mewakili tindak balas antara unsur X dengan unsur Y?
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
In the experiment, excess chlorine gas is flown into the combustion tube. A brown solid is produced. What is the mass of the brown solid produced? [Relative atomic mass: Cl = 35.5, Fe = 56]
Dalam eksperimen ini,gas klorin berlebihan dialirkan ke dalam tiub pembakaran. Pepejal perang terbentuk. Apakah jisim pepejal perang yang terbentuk?
6.09 g
6.86 g
9.53 g
12.19 g
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