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प्रश्न
The law of constant proportions was given by :
विकल्प
Proust
Lavoisier
Dalton
Berzelius
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उत्तर
Proust
The law of constant proportion was proposed by Joseph Proust.
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संबंधित प्रश्न
Name the scientist who gave law of constant proportions.
Name the scientist who gave atomic theory of matter.
Which postulate of Dalton's atomic theory is the result of law of conservation of mass given by Lavoisier ?
Which part of the Dalton's atomic theory came from the law of constant proportions given by Proust ?
In an experiment, 4.90 g of copper oxide was obtained from 3.92 g of copper. In another experiment, 4.55 g of copper oxide gave, on reduction, 3.64 g of copper. Show with the help of calculations that these figures verify the law of constant proportions.
What do we call those particles which have more or less electrons than the normal atoms ?
What do we call those particles which are formed by the gain of electrons by atoms ?
In water, hydrogen and oxygen are combined in the ratio of _____ by mass.
State the law of constant proportions.
Ruthresh, Hari, Kanishka, and Thahera collected different samples of water from a well, a pond, a river, and underground water. All these samples were sent to a testing laboratory. The test result showed the ratio of hydrogen to oxygen as 1:8.
- What conclusion would you draw from the above experiment?
- Which law of chemical combination does it obey?
