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प्रश्न
Name the scientist who gave law of constant proportions.
उत्तर
Law of constant proportions was proposed by Joseph Proust.
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संबंधित प्रश्न
Which part of the Dalton's atomic theory came from the law of constant proportions given by Proust ?
Name any two laws of chemical combination.
Give one major drawback of Dalton's atomic theory of matter.
When 5 g of calcium is burnt in 2 g of oxygen, then 7 g of calcium oxide is produced. What mass of calcium oxide will be produced when 5 g of calcium is burnt in 20 g of oxygen ? Which law of chemical combination will govern your answer ?
What do we call those particles which have more or less electrons than the normal atoms ?
What do we call those particles which have more electrons than the normal atoms ?
Work out the formulae for the following compounds :
Sodium oxide
Work out the formulae for the following compounds:
Calcium carbonate
The same proportion of carbon and oxygen in the carbon dioxide obtained from different sources proves the law of ______.
State the law of constant proportions.
