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प्रश्न
Give the symbol of the following element:
Copper
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उत्तर
| Name | Symbol |
| Copper | Cu |
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संबंधित प्रश्न
The formula of the sulphate of an element M is M2(SO4)3
Write the formula of it
Oxide
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.
Hydrogen by ‘H’
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)
Match the formulas of the following of acids with their correct names:
Acids – (a) HCI (b) HNO3 (c) H2SO4 (d) H2CO3
Names – (1) Carbonic acid (2) Sulphuric acid (3) Hydrochloric acid (4) Nitric acid
State which element exists in the highest percentage in atmosphere.
Give the symbol of the following element:
Chlorine [chloride]
State the type of element for the following:
Oxygen
State the type of element for the following:
Copper
Give the symbol of the following element:
Carbonate
Write the radical of the following valency:
Sulphur [Sulphide]
