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प्रश्न
How did the early chemists classify elements?
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उत्तर
Early chemists classified the elements on the bases of their properties, nature, character, valency, and whether they were metals or non-metals.
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संबंधित प्रश्न
The molecular formula of the chloride of element X is XCl. This compound is a solid having a high melting point. Which of the following elements be present in the same group as X.
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Classify the following elements into Metals and Nonmetals.
S, Mg, Al, P, N, Na.
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Which of the following hydroxides is most basic?
Which type of elements are poor conductors of heat and electricity?
Arrange the following elements in the order of their decreasing metallic character
Na, Si, Cl, Mg, Al
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- 2, 8, 2
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- 2, 8, 7
- 2, 1
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Arranged elements in the increasing order of atomic mass.
