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प्रश्न
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 :
विकल्प
Dalton
Proust
Lavoisier
Berzelius
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उत्तर
Berzelius
Berzelius proposed the first letter (or first letter and another letter) of the Latin or English name of any element as its symbol.
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संबंधित प्रश्न
Give the symbol and the number of atoms of the following elements present in zinc chloride.
Give the symbol of the following element:
Oxygen
Give the symbol of the following element:
Silicon
State the type of element for the following:
Lead
Write the radical of the following valency:
Calcium
Give the formula of the following gas:
Hydrogen chloride
State a reason why the symbol of calcium is ‘Ca’ and of copper is ‘Cu’
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).
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).
Dichromate
Complete the statement given below by filling in the blanks with the correct words.
From the elements – He, Br, Pt and O; the element which forms a polyatomic molecule is ________ and which is liquid at room temperature is ________.
