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प्रश्न
State whether the following statement is true or false:
The symbol of element cobalt is CO.
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उत्तर
False. The symbol for the element Cobalt is Co, as the second letter of the symbol of an element has to be in the lower case.
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संबंधित प्रश्न
Write the names and symbols of the first twenty elements that you have studied in class VI & VII.
Write the names of following elements Na, C, Kr, U, Ra, Fe, Co.
What is the significance of the symbol of an element ? Explain with the help of an example.
State the type of element for the following:
Sodium
Give the symbol of the following element:
Nitrate
Write the radical of the following valency:
Phosphate
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).
Oxide
What is meant by the term ‘symbol’?
What does the symbol '(l)' present in a chemical equation, mean?
The pictorial symbol for water given by the alchemists was
