Advertisements
Advertisements
प्रश्न
The law of constant proportions was given by :
विकल्प
Proust
Lavoisier
Dalton
Berzelius
Advertisements
उत्तर
Proust
The law of constant proportion was proposed by Joseph Proust.
APPEARS IN
संबंधित प्रश्न
When 3.0 g of carbon is burnt in 8.00 g oxygen, 11.00 g of carbon dioxide is produced. What mass of carbon dioxide will be formed when 3.00 g of carbon is burnt in 50.00 g of oxygen? Which law of chemical combinations will govern your answer?
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 ?
Name any two laws of chemical combination.
The atomic theory of matter was proposed by :
What do we call those particles which have more or less electrons than the normal atoms ?
Two samples ‘m’ and ‘n’ of slaked lime were obtained from two different reactions. The details about their composition are as follows:
- ‘sample m’ mass: 7g
- Mass of constituent oxygen: 2g
- Mass of constituent calcium: 5g
- ‘sample n’ mass: 1.4g
- Mass of constituent oxygen: 0.4g
- Mass of constituent calcium: 1.0g
Which law of chemical combination does this prove? Explain.
In water, hydrogen and oxygen are combined in the ratio of _____ by mass.
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?
