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प्रश्न
What does the symbol '→' present in a chemical equation, mean?
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उत्तर
'→' Arrow separates reactants from the products.
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संबंधित प्रश्न
Write the names and symbols of the first twenty elements that you have studied in class VI & VII.
An element which can exhibit valencies of 2, 4 and 6 can be :
State the type of element for the following:
Oxygen
State the type of element for the following:
Boron
Write the radical of the following valency:
Sulphite
Write the radical of the following valency:
Carbonate
Write the chemical formula of the following:
calcium sulphide
Give the formula of the following acid:
Nitric
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).
Carbonate
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).
Plumbite
