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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
Why do we classify elements?
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.
Write the name.
The atom having smallest atomic radius from group 1.
The elements A, B, and C belong to groups 1, 14, and 17 respectively of the Periodic Table. Which two elements will form ionic compounds?
Which one of the following statements is not correct about the trends in the properties of the elements of a group on going down in a group?
Which of the following is a transition element?
Which of the following hydroxides is most basic?
What type of oxide would Eka– aluminium form?
Complete the following triads by inserting the missing elements.
Cl, ______, I
Complete the following triads by inserting the missing elements.
Ca, ______, Ba
