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प्रश्न
Give the symbol of the following element:
Potassium
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उत्तर
| Name | Symbol |
| Potassium | K |
संबंधित प्रश्न
Explain the significance of the symbol H.
An element which can exhibit valencies of 2, 4 and 6 can be :
Match the formulas of the following gases with their correct names :
Gases - (a) H2 (b) N2 (c) O2 (d) Cl2 (e) HCI (f) NH3 (g) CO (h) CO2 (i) SO2 (j) NO (k) NO2.
Names:
(1) Ammonia (2) Nitrogen Dioxide (3) Oxygen (4) Hydrogen (5) Nitrogen (6) Chlorine (7) Carbon Monoxide (8) Sulphur Dioxide (9) Nitrogen Monoxide (10) Carbon Dioxide (11) Hydrogen Chloride
State which element exists in the highest percentage in human body.
Give the symbol of the following element:
Neon
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).
Bisulphate
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).
Sulphite
State why the molecular formula of zinc carbonate is ZnCO3 .
What does the symbol '⇌' present in a chemical equation, mean?
What does the symbol '(l)' present in a chemical equation, mean?
