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Which of the following determines the id...

Which of the following determines the identity of an element?

A

atomic number

B

mass number

C

atomic mass

D

overall charge

Text Solution

Verified by Experts

The correct Answer is:
A
atomic number
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S CHAND IIT JEE FOUNDATION-ATOMIC STRUCTURE-QUESTION BANK-20
  1. Which of the following particles has no electric charge?

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  2. How many protons does an atom with an atomic number of 23 and a mass n...

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  3. Which of the following determines the identity of an element?

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  4. Isotopes exist because atoms of the same element can have different nu...

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  5. Which of the following pieces of equipment was used by J.J. Thomson to...

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  6. Which one of the following is true of a neutron?

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  7. The ratio between the neutrons in C and Si with respect to atomic mass...

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  8. The number of electrons in the atom of an element X is 18 and the numb...

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  9. An atom differs from its ion in

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  10. The least reactive element among the following is

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  11. The diagram given below represents an atom of

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  12. The number of valence electrons in is ""(15)^(31)X is

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  13. Which of the following particles is largely responsible for the chemic...

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  14. Which of the following atoms do not usually form bonds?

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  15. Which types of atoms usually become negative ions?

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  16. Which element has a full outermosť energy level containing only two el...

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  17. What type of element tends to lose electrons when it forms bonds?

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  18. Write the electronic configuration, number of valence electrons and cl...

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  19. Which of the following describes what happens when an atom becomes an ...

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  20. Which pair of atoms can form an ionic bond?

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