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Name three elements that have only a sin...

Name three elements that have only a single electron in their outermost shells

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MBD-PERIODIC CLASSIFICATION OF ELKHOENTS-EXAMPLE
  1. How could modern periodic table remove various anomallies of mendeleev...

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  2. Name two elements you would expect to show same kind of chemical react...

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  3. Name three elements that have only a single electron in their outermos...

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  4. Name two elements that have two electrons in their outermost shells

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  5. Name: three elements with filled outermost shells

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  6. Lithium, sodium potassium are all metals that react with water to libe...

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  7. Helium is an unreactive gas and neon is gas of extermely low reactivit...

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  8. In the modern periodic table of the first ten elements which are metal...

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  9. By considering their position in the periodic table, which one of the ...

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  10. Which of the following statements Is not a correct statement about the...

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  11. Element 'X' forms a chloride with the formula XCl2 Which is a solid ...

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  12. Which element has: Two shells both of which are completely filled wit...

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  13. Which element has: The electronic configuration 2, 8, 2?

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  14. Which element has: A total of three shells, with four electrons in it...

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  15. Which element has: A total of two shells with three electrons in its ...

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  16. Which element has: Twice as many electrons in its second shell as in ...

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  17. What property do all elements in the same column of the periodic table...

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  18. What property do all elements in the same column of the periodic tabl...

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  19. An atom has electronic configuration 2,8,7. What is the atomic number ...

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  20. An atom has electronic configuration 2,8,7. To which of the following...

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