Which of the following statements illustrates the law of multiple proportions?
Chemistry · Class 11 · CBSE — Some Basic Concepts of Chemistry
Which of the following statements illustrates the law of multiple proportions?
- An element forms two oxides, XO and XO2 containing 50% and 60% oxygen respectively. The ratio of masses of oxygen which combines with 1 g of element is 2 : 3.
- Hydrogen sulphide contains 5.89% hydrogen, water contains 11.1% hydrogen and sulphur dioxide contains 50% oxygen.
- 3.47 g of BaCl2 reacts with 2.36 g Na2SO4 to give 3.88 g BaSO4 and 1.95 g NaCl.
- 20 mL ammonia gives 10 volumes N2 and 30 volumes H2 at constant temperature and pressure.
Answer
(A) An element forms two oxides, X O and X O 2 containing 50% and 60% oxygen respectively. The ratio of masses of oxygen which combines with 1 g of element is 2 : 3.
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- Choose the molecular formula of an oxide of iron in which the mass per cent of iron and oxygen are 69.9 and…
- Total number of electrons present in one mole of CO 2 will be
- 4.28 g of NaOH is dissolved in water and the solution is made to 250 cc. What will be the molarity of the…
- How many number of molecules and atoms (respectively) are present in 2.8 litres of a diatomic gas at STP?
- What will be the molality of chloroform in the water sample which contains 15 ppm chloroform by mass?
- What will be the molarity of the solution in which 0.365 g of HCl gas is dissolved in 100 mL of solution?
- In an experiment, 2.4 g of iron oxide on reduction with hydrogen gave 1.68 g of iron. In another experiment…
- The number of oxygen atoms present in 1 mole of oxalic acid dihydrate is
More Some Basic Concepts of Chemistry questions · Browse all practice questions