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प्रश्न
Name the element used as a standard for atomic mass scale.
उत्तर
Carbon is used as a standard in the atomic mass scale.
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संबंधित प्रश्न
Write the symbols of helium, silver, krypton, antimony, barium.
An element which can exhibit valencies of 2, 4 and 6 can be :
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Acids – (a) HCI (b) HNO3 (c) H2SO4 (d) H2CO3
Names – (1) Carbonic acid (2) Sulphuric acid (3) Hydrochloric acid (4) Nitric acid
State the type of element for the following:
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State the type of element for the following:
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Write the radical of the following valency:
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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).
Iodide
