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Which one represents the elements of gro...

Which one represents the elements of group 1?

A

Li, Be, B

B

Li, Na, K

C

O, F, Ne

D

H, He, Ne

Text Solution

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The correct Answer is:
B
Li, Na, K
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ICSE-PERIODIC PROPERTIES OF ELEMENTS -QUESTIONS FOR PRACTICE (Select the correct answer from the given choices (a), (b), (c) and (d).)
  1. Which one represents the elements of group 1?

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  2. What is the basis of the long form of the periodic table?

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  3. What is the valency of halogens?

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  4. In the modern periodic table, which one is most correct about a period...

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  5. Name an element that has two shells each one of which is completely fi...

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  6. Name an element which has a total of three shells and there are four e...

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  7. Which one of the following has the largest atomic radius?

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  8. Name an element which has a total of two shells and there are three el...

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  9. Which one of the following has the smallest atomic radius?

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  10. Name or state with reference to the elements of the modern periodic ta...

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  11. Which element has twice as many electrons in its second shell as in th...

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  12. Which one of the following is most reactive? Li Na K Rb

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  13. Which one of the following is most metallic? Na Mg Al Si

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  14. Which one of the following is least reactive element? F Cl Br I

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  15. Which one of the following is most electronegative? F Cl Br I

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  16. Which one of the following is an oxide of an alkali metal?

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  17. Atomic number is the fundamental property of an element'. Write the na...

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  18. What is the atomic number of an element of period 2 and group 17 of th...

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  19. Which of the following pairs of elements are members of the same group...

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  20. Which one of the following has the largest ionisation energy? Ar Cl ...

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