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प्रश्न
Give the symbol of the following element:
Iodine
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उत्तर
| Name | Symbol |
| Iodine | I |
संबंधित प्रश्न
Write the symbols of helium, silver, krypton, antimony, barium.
Define: Elements-
The atomic number of an element X is 13. What will be the number of electrons in its ion X3+ ?
Explain the terms ‘chemical formula’.
Match the symbols of – radicals – with their correct combining power or capacity, (valency).
(a) OH
(b) So4
(c) No3
(d) Co3
Combining power or capacity – A : 3; B : 2; C : 1. (negative valencies)
In the chemical word equation –
Zinc + Sulphuric acid → Zinc sulphate + Hydrogen.
State the reactants and products of the above reaction. What does the arrow indicate?
Give the symbol of the following element:
Sodium
Write the radical of the following valency:
Phosphate
Write the radical of the following valency:
Iodine
Give the formula of the following acid:
Nitric
