
KONSEP MOL, FORMULA DAN PERSAMAAN KIMIA

Quiz
•
Chemistry
•
12th Grade
•
Hard
wawa zieha
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jisim molekul relatif bagi M2(SO4)3 ialah 342. Berapakah jisim atom relatif bagi unsur M?
The relative molecular mass of M2(SO4)3 is 342. What is the relative atomic mass of element M?
[JAR/RAM: O = 16, S = 32]
27
54
118
123
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Antara yang berikut, yang manakah benar tentang atom bagi unsur X dan unsur M?
Which of the following is true about the atom of elements X and M?
Jisim 1 mol X adalah dua kali jisim 1 mol M
The mass of 1 mol of X is twice the mass of 1 mol of M
1 mol X mempunyai jisim yang sama dengan 1 mol X
1 mol of X has the same mass as 1 mol of M
Jisim satu atom X ialah 24 g dan jisim satu atom M ialah 12 g
The mass of an atom of X is 24 g and the mass of an atom of M is 12 g
Bilangan mol dalam 12 g atom X sama dengan bilangan mol dalam 12 g atom M.
The number of mole in 12 g of atom X is equal to the number of mole in 12 g of atom M
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapakah bilangan mol kuprum(II) nitrat dalam 56.4 g kuprum (II) nitrat Cu(NO3)2?
What is the number of moles of copper(II) nitrate in 56.4 g of copper(II) nitrate, Cu(NO3)2?
[JAR/RAM: O = 16, Cu = 64, N = 14].
0.30 mol
0.32 mol
0.45 mol
3.33 mol
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Antara zarah yang berikut, yang manakah bersamaan dengan 1 mol?
Which of the following particles equal to 1 mole?
Bilangan atom dalam 1 g gas hidrogen
The number of atom in 1 g of hydrogen gas
Bilangan molekul dalam 1 g gas hidrogen
The number of molecule in 1 g of hydrogen gas
6.02 X 10^23 atom hidrogen dalam gas hidrogen
6.02 X 1023 of hydrogen atoms in hydrogen gas.
6.02 X 10^23 molekul hidrogen dalam gas hidrogen
6.02 X 1023 of hydrogen molecule in hydrogen gas
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Antara gas berikut, yang manakah mengandungi 0.4 mol atom pada suhu dan tekanan bilik?
[1 mol gas menempati isi padu sebanyak 24 dm3 pada suhu dan tekanan bilik]
Which of the following gases contains 0.4 mol of atoms at room temperature and pressure?
[1 mol of gas occupies the volume of 24 dm3 at room temperature and pressure]
4.8 dm3 He
4.8 dm3 H2
4.8 dm3 SO3
4.8 dm3 CO2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apabila kuprum(II) karbonat, CuCO3 dipanaskan , gas yang terbebas menukarkan air kapur menjadi keruh. Berapakah isi padu gas yang terbebas apabila 0.62 g kuprum(II) karbonat dipanaskan pada keadaan bilik?
[JAR ; C = 12, O = 16, Cu = 64 ; Isipadu molar gas = 24 dm3 mol-1 pada keadaan bilik]
When copper(II) carbonate, CuCO3 is heated, the gas released turns the lime water chalky. What is the volume of gas released when 0.62 g of copper(II) carbonate is heated at room condition?
[RAM; C = 12, O = 16, Cu = 64; Molar volume of gas = 24 dm3 mol-1 at room conditions]
5 cm3
120 cm3
240 cm3
360 cm3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Formula bagi ion sulfat adalah SO4 2- dan ion nitrat adalah NO3 - .
Jika formula garam sulfat bagi M ialah MSO4, apakah formula garam nitrat bagi M?
The formula for a sulphate ion is SO4^2- and for a nitrate ion is NO3-.
If the formula for the sulphate salt of M is MSO4, what is the nitrate salt formula for M?
MNO3
M2NO3
M(NO3)2
M(NO3)3
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