Class 10 · ICSE · Chemistry

Mole Concept and Stoichiometry

Gay-Lussac's law, Avogadro's law, relative atomic and molecular masses, molar volume, and calculations from equations.

Questions: 18
PYQs: 0
Topics: 2

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Relative Molecular Mass and Molar Volume2 Calculations from Equations1

Questions

18 questions in this chapter.

Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
Calculate the volume occupied by 0.5 mole of any gas at S.T.P.
3 marksMediumNumerical
Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
Equal volumes of all gases at the same temperature and pressure contain equal numbers of molecules. This is:
1 markMediumMCQ
Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
Calculate the number of moles in 88 g of carbon dioxide. (C = 12, O = 16)
2 marksEasyNumerical
Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
Calculate the vapour density of carbon dioxide. (C = 12, O = 16)
3 marksMediumNumerical
Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
The number of moles in 36 g of water is: (H = 1, O = 16)
1 markMediumMCQ
Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
When 6 g of magnesium is burnt in oxygen, what mass of magnesium oxide is formed? (Mg = 24, O = 16)
4 marksHardNumerical
Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
The volume occupied by one mole of any gas at S.T.P. is:
1 markEasyMCQ
Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
Calculate the number of molecules in 8 g of oxygen gas. (O = 16, Avogadro number = 6.022 × 10²³)
3 marksMediumNumerical
Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
Calculate the number of atoms in 0.5 mole of sulphur dioxide molecules.
3 marksMediumNumerical
Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
State Gay-Lussac's law of combining volumes and Avogadro's law.
3 marksMediumShort answer
Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
What volume of oxygen at S.T.P. is needed for the complete combustion of 10 dm³ of methane, and what volume of carbon dioxide is formed? All volumes are measured at the same conditions.
4 marksHardNumerical
Answer available
Class 10 · Chemistry · Mole Concept and Stoichiometry
Calculate the mass of calcium oxide obtained by heating 100 g of pure calcium carbonate. (Ca = 40, C = 12, O = 16)
4 marksHardNumerical

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