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प्रश्न
Write the formula of the compound formed – given symbols and combining power or capacity (valency) of the following element in the compound.
Ca2+ NO31-
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उत्तर
Ca2+ NO31-
Steps
Formula = Ca(NO3)2
संबंधित प्रश्न
Which particular atom of the above element is used for this purpose ?
Give two symbols which have been derived from the " Latin names" of the elements.
An atom of an element is denoted by a “symbol” Explain the meaning of the term ‘symbol’. State a reason for representing the following element by its symbol.
Copper by ‘Cu’
Give the symbol of the following element:
Phosphorus
Give the formula of the following gas:
Sulphur dioxide
Select the correct answer to the statement given below:
An element present in the earth’s crust, atmosphere and the human body.
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).
Phosphate
Define Alchemy.
The chemical symbol for sodium is
The name copper was taken from ______.
