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प्रश्न
What do the following symbol stand for?
H
एका वाक्यात उत्तर
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उत्तर
H stands for one atom of hydrogen.
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संबंधित प्रश्न
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| (a) Helium | (1) Ar |
| (b) Neon | (2) Xe |
| (c) Argon | (3) Rn |
| (d) Krypton | (4) He |
| (e) Xenon | (5) Kr |
| (f) Radon | (6) Ne |
State which element exists in the highest percentage in earth’s crust.
Give the symbol of the following element:
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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
