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प्रश्न
Give the symbol of the following element:
Zinc
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उत्तर
| Name | Symbol |
| Zinc | Zn |
संबंधित प्रश्न
The symbols of the elements cobalt, aluminium, helium and sodium respectively written by a student are as
follows. Which symbol is the correct one ?
Explain the terms ‘chemical formula’.
Match the symbols of – radicals – with their correct combining power or capacity, (valency).
(a) OH
(b) So4
(c) No3
(d) Co3
Combining power or capacity – A : 3; B : 2; C : 1. (negative valencies)
Give the symbol of the following element:
Arsenic
State the type of element for the following:
Chlorine
Write the radical of the following valency:
Sodium
Write the radical of the following valency:
Aluminium
Name the following:
An acid whose formula is ‘H2CO3’.
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
Mass of one atom of oxygen is
