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प्रश्न
The English name of an element is potassium, its Latin name will be :
विकल्प
plumbum
cuprum
kalium
natrium
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उत्तर
kalium
The Latin name of the element potassium is kalium. Hence, the symbol for potassium is K.
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संबंधित प्रश्न
Give two examples of the following :
Solid + Solid mixture
The scientist who proposed the first letter (or first letter and another letter) of the Latin or English name of
an element as its symbol, was :
What do the following symbol stand for?
2H
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.
Helium by ‘He’
Match the symbols of non-metallic elements with their correct combining power or capacity.
(a) O
(b) S
(c) Cl
Combining power or capacity A : 3; B : 2; C : 1. (negative valencies)
State which element exists in the highest percentage in atmosphere.
State the type of element for the following:
Chlorine
Write the radical of the following valency:
Nitrate
Give the formula of the following gas:
Sulphur dioxide
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).
Permanganate
