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प्रश्न
Give the symbol of the following element:
Lead
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उत्तर
| Name | Symbol |
| Lead | Pb |
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संबंधित प्रश्न
Define: Elements-
Name the element used as a standard for atomic mass scale.
Explain the terms ‘chemical formula’.
In the chemical word equation – Zinc + Sulphuric acid → Zinc sulphate + Hydrogen
The molecular equation is :
Zn + H2SO4 → ZnSO4 + H2[g].
State what [g] represents.
Give the symbol of the following element:
Silicon
Give the symbol of the following element:
Aluminium
Write the radical of the following valency:
Sodium
Write the radical of the following valency:
Oxygen
Write the chemical formula of the following:
magnesium sulphate
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
