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10 dm³ of N₂ gas and 10 dm³ of gas X at the same temperature contain the same number of molecules. The gas X is

Question: 10 dm³ of N₂ gas and 10 dm³ of gas X at the same temperature contain the same number of molecules. The gas X is (a) CO (b) CO₂ (c) H₂ (d) NO

Question: 10 dm³ of N₂ gas and 10 dm³ of gas X at the same temperature contain the same number of molecules. The gas X is

(a) CO

(b) CO₂

(c) H₂

(d) NO


Correct Answer: (a) CO


Question: 10 dm³ of N₂ gas and 10 dm³ of gas X at the same temperature contain the same number of molecules. The gas X is (a) CO (b) CO₂ (c) H₂ (d) NO




More Question

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  3. An element forms two oxides containing respectively 53.33 and 36.36 percent of oxygen. These figures illustrate the law of
  4. Which of the following is the best example of law of conservation of mass [NCERT 1975]
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  6. A sample of calcium carbonate Ca(CO)₃ has the following percentage composition : Ca = 40%; C = 12%; O = 48% If the law of constant proportions is true, then the weight of calcium in 4 g of a sample of calcium carbonate obtained from another source will be
  7. Carbon and oxygen combine to form two oxides, carbon monoxide and carbon dioxide in which the ratio of the weights of carbon and oxygen is respectively 12 : 16 and 12 : 32. These figures illustrate the
  8. Two elements X and Y have atomic weights of 14 and 16. They form a series of compounds A, B, C, D and E in which the same amount of element X, Y is present in the ratio 1 : 2 : 3 : 4 : 5. If the compound A has 28 parts by weight of X and 16 parts by weight of Y, then the compound of C will have 28 parts weight of X and [NCERT 1971]
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