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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
Give two symbols which have been derived from the "English names" of the elements.
The Latin language name of an element is natrium. The English name of this element is :
State the type of element for the following:
Sulphur
State the type of element for the following:
Copper
State the type of element for the following:
Arsenic
Give the formula of the following gas:
Nitric oxide
State the valency of the following metallic element and write symbol with the valency
Zinc
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).
Hydroxide
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
Which of the following would weigh the highest?
