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प्रश्न
State which element exists in the highest percentage in human body.
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उत्तर
Oxygen (O) – 65%
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संबंधित प्रश्न
Write the full form of IUPAC. Name the elements represented by the following symbols:
Au, Pb, Sn, Hg
What do the following symbol stand for?
H2
What do the following symbol stand for?
2H
Give the symbol and the number of atoms of the following elements present in water.
Give the symbol and the number of atoms of the following elements present in zinc chloride.
State which element exists in the highest percentage in earth’s crust.
Give the symbol of the following element:
Mercury
State the type of element for the following:
Iodine
Give the symbol of the following element:
Magnesium
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
