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प्रश्न
Which of the following statements about a compound is incorrect?
पर्याय
A molecule of a compound has atoms of different elements.
A compound cannot be separated into its constituent elements by physical methods of separation.
A compound retains the physical properties of its constituent elements.
The ratio of atoms of different elements in a compound is fixed.
उत्तर
A compound retains the physical properties of its constituent elements.
Explanation:
A compound does not retain the physical or chemical properties of its constituent elements.
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संबंधित प्रश्न
Which among the following compounds belongs to lipids?
One mole of any substance contains 6.022 × 1023 atoms/molecules. Number of molecules of \[\ce{H2SO4}\] present in 100 mL of 0.02 M \[\ce{H2SO4}\] solution is ______.
16 g of oxygen has same number of molecules as in:
(i) \[\ce{16 g of CO}\]
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(iii) \[\ce{14 g of N2}\]
(iv) \[\ce{1.0 g of H2}\]
How many significant figures are in each of the following?
(i) 4.003
(ii) 6.023 × 1023
(iii) 5000
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