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Worksheets10. Sınıf Pop-quiz - 3 (Mol-1)
Total questions: 10
Worksheet time: 20mins
Which sample contains the greatest number of hydrogen atoms?
2 mol HF
1.5 mol H2
1 mol CH4
0.5 mol Mg(OH)2
How many oxygen atoms are there in 0.1 mol Ca(NO3)2? (NA: Avogadro’s number)
0.1 NA
0.2 NA
0.3 NA
0.6 NA
Which of the following is not the same number of as the rest?
The number of molecules in 4 mol CO2
The number of hydrogen atoms in 2 mol H2O
The number of chlorine ions in 4 mol CaCl2
The number of hydrogen atoms in 0.5 mol C3H8
One mole of water contains;
6.02x1023 atoms of hydrogen
3.01x1023 atoms of oxygen
6.02x1023 atoms in total
6.02x1023 molecules of water
The number of atoms present in 0.1 mol of C2H4 is;
3,612x1022
6.02x1022
3,612x1023
6.02x1023
How many moles of Al2O3 contains 1.5 mol O atoms?
0.25
0.5
1
1.5
Arrange the following in increasing order of number of hydrogen atoms.
I. an atom of hydrogen
II. a molecule of hydrogen
III. 1000 hydrogen molecule
IV. 1 mole of hydrogen atoms
IV>III>II>I
III>IV>II>I
IV>III>I>II
III>IV>I>II
Which one of the following substances does not contain Avogadro’s number of atoms?
0.5 mol O2
0.2 mol CH4
1 mol N2
0.25 mol NH3
Considering 0.1 mol H2O, match the following
1. a 2. d 3. b 4. c 5. e
1. d 2. a 3. b 4. c 5. e
1. b 2. a 3. e 4. d 5. c
1. b 2. c 3. a 4. e 5. d
Which of the following graph is true about CH4 which contains Avogadro’s number of atoms?
I and II
I and III
II and III
I, II and III
Only III
