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प्रश्न
For writing a chemical formula – ‘symbols’ and combining capacity of an element with hydrogen i.e. ‘valency’ should be known. Explain the term – combining the capacity of an element i.e. valency.
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उत्तर
The combining power of an element especially as measured by the number of hydrogen atoms can combine or displace with the element.
संबंधित प्रश्न
Why is the symbol S for sulphur, but Na for sodium and Si for silicon?
Select the correct answer from the choice given below.
The symbol of mercury is
Give the symbol of the following element:
Fluorine
Give the symbol of the following element:
Sulphur [sulphide]
Give the symbol of the following element:
Calcium
Give the symbol of the following element:
Platinum
Give the symbol of the following element:
Phosphorus
State the type of element for the following:
Antimony
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Lead
write symbol with the variable valency
Name three metals whose symbols are derived from the first letter of the name of the element.
