Advertisements
Advertisements
प्रश्न
What do we call those particles which have more electrons than the normal atoms ?
Advertisements
उत्तर
Particles which have more electrons than the normal atoms are called anions.
APPEARS IN
संबंधित प्रश्न
Which postulate of Dalton’s atomic theory can explain the law of definite proportions?
Name any two laws of chemical combination.
State the various postulates of Dalton’s atomic theory of matter.
The law of constant proportions was given by :
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 less electrons than the normal atoms ?
What do we call those particles which are formed by the loss of electrons by atoms ?
Work out the formulae for the following compounds:
Calcium carbonate
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.
State the law of constant proportions.
