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प्रश्न
Write the full form of IUPAC. Name the elements represented by the following symbols:
Au, Pb, Sn, Hg
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उत्तर
The full form of IUPAC is International Union of Pure and Applied Chemistry.
Names of the elements:
Au - Gold
Pb - Lead
Sn - Tin
Hg - Mercury
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संबंधित प्रश्न
State whether the following statement is true or false:
The symbol of element cobalt is CO.
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.
Hydrogen by ‘H’
Give the symbol of the following element:
Fluorine
Give the symbol of the following element:
Boron
Give the symbol of the following element:
Calcium
Give the symbol of the following element:
Aluminium
State the type of element for the following:
Phosphorus
Write the radical of the following valency:
Nitrate
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).
Oxide
Which of the following would weigh the highest?
