Advertisements
Advertisements
प्रश्न
Fill in the blank:
Symbolic expression for a molecule is called _____.
Advertisements
उत्तर
Symbolic expression for a molecule is called molecular formula.
APPEARS IN
संबंधित प्रश्न
Explain the terms 'valency' and 'variable valency'.
Select the correct answer from the choice given below.
The type of element-phosphorus
Give the formula of the following gas:
Hydrogen chloride
State a reason why the symbol of calcium is ‘Ca’ and of copper is ‘Cu’
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Tin
write symbol with the variable valency
State whether the following ion or radical given below of a non-metallic element exhibits valency: 1–, 2– or 3–. (write the ion or radical with the correct valency).
Aluminate
Name three metals whose symbols are derived from the first letter of the name of the element.
What does the symbol '(l)' present in a chemical equation, mean?
Mass of one atom of oxygen is
In the same way in chemistry, each element is denoted by a ______.
