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OSWAL PUBLICATION-DIKSHA QUESTIONS -PERIODIC CLASSIFICATION OF ELEMENTS (MULTIPLE CHOICE QUESTIONS)
- The electronic configuration of an element M is 2,8,4. In modern perio...
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- Element X forms a chloride with the formula XCl(2), which is a solid w...
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- Elements P, Q, R and S have atomic numbers 11, 15, 17 and 18 respectiv...
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- Which of the following elements will form an acidic oxide ?
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- Three elements B, Si and Ge are
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- The valency of an element with atomic number 8 is :
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- An element X makes an oxide with the formula X2O3. This element will b...
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- Assertion: Potassium has a bigger atomic radius than Lithium Reason...
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- An element lies In third period and second group of the periodic table...
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- Which of the following statements about the modern periodic table is c...
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- Assertion: Elements belonging to the same group show similarity in che...
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- Arrange the following atoms in the ascending order of atomic radius
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- Which of the following elements does not lose an electron easily ?
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