Check out these MCQs on stoichiometry and stoichiometric calculations and see how good you're at using chemistry problems based on chemical formulas. Stoichiometry is a branch of chemistry that calculates various quantities of reactants and products of a chemical reaction using balanced chemical equations. How quickly can you solve a stoichiometric calculation accurately? Why don't you play the below quiz and see for yourself? Shall we begin the test? Best of luck, buddy!
6.023 x 1019
6.023 x 1023
1.084 x 1018
None of these
40 g
100 g
50 g
1.427 g
6.02 x 1023
12.04 x 1023
1.003 x 1023
3.01 x 1023
26 g
27 g
54 g
108 g
Reactant in excess
Stoichiometry
Limiting reactant
Stoichiometric amount
NH3
N2H4
NO
NH2OH
6.02 x 1023
1.05 x 1021
3.01 x 1022
3.01 x 1023
Carbon monoxide
Diamond
Ethane
Methane
Mass
Number of atoms
Number of electron
Number of molecules
300 cm3
200 cm3
150 cm3
100 cm3
Atoms in 1 g of Helium
Molecules in 35.5 g of chloride
Electrons needed to deposit 24 g of Mg
Atoms in 24 g of Mg
2
8
10
13
0.5
1.0
1.5
2.0
142 g
71 g
35.5 g
18.75 g
12 g of carbon gas contains one mole of atoms
28 g of nitrogen gas contains one mole of molecules of N2
1dm3 of 1.0 mole dm-3 solution of NaCl contains one mole of chloride ions
None of above
Number of H- atoms as one mole of methane (CH4)
Number of C-atoms as in one mole of butane (C4H10)
Mass as half a mole of hexane (C6H14)
Number of molecules as in one mole of ethane (C2H6)
254 g
74 g
106 g
127 g
1.2 dm3
2.4 dm3
3.6 dm3
4.8 dm3
None of these
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