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प्रश्न
______ of some elements are derived from Latin or Greek names of the elements.
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उत्तर
Symbol of some elements are derived from Latin or Greek names of the elements.
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संबंधित प्रश्न
What do you understand by :
Noble gases
Give the symbol and the number of atoms of the following elements present in zinc chloride.
Give the symbol of the following element:
Neon
Give the formula of the following gas:
Nitrous oxide
Define the term ‘valency’.
State the valency of the following metallic element and write symbol with the valency
Potassium
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Iron
write symbol with the variable valency
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).
Bicarbonate
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 ________.
The first letter of a symbol is always written as a ______ letter and the second letter as a ______ letter.
