Advertisements
Advertisements
प्रश्न
An ionic compound will be formed by the combination of one of the following pairs of elements. This pair of elements is :
विकल्प
chlorine and calcium
calcium and sodium
sulphur and carbon
chlorine and chlorine
Advertisements
उत्तर
Chlorine and calcium
Chlorine and calcium can form an ionic compound CaCl2.
APPEARS IN
संबंधित प्रश्न
Which postulate of Dalton’s atomic theory is the result of the law of conservation of mass?
What do you observe when, barium chloride solution is mixed with sodium sulphate solution ?
When magnesium is burnt in air, there is an increase in mass after the reaction.
Give reason for the following.
Electricity is not considered matter.
Name the scientist who gave law of conservation of mass.
The law of conservation of mass was given by :
State the ‘law of conservation of mass’.
State the main points of Landolt’s experiment for experimental evidence of the law.
Match the following.
| Law of conservation of mass | Sir William Crookes |
| Law of constant proportion | James Chadwick |
| Cathode rays | Joseph Proust |
| Anode rays | Lavoisier |
| Neutrons | Goldstein |
The chemical symbol for nitrogen gas is ______.
