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Two atoms are said to be isobars is...

Two atoms are said to be isobars is

A

they have same atomic number but different mass number.

B

they have same number of electrons but different number of neutrons.

C

they have same number of neutrons but different number of electrons.

D

sum of the number of protons and neutrons is same but the number of protons is different.

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The correct Answer is:
D
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NARAYNA-STRUCTURE OF ATOM-EXERCISE - IV EXEMPLAR PROBLEMS
  1. Which of the following statements about the electron is incorrect?

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  2. Which of the following properties of atom could be explained correctl...

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  3. Two atoms are said to be isobars is

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  4. The number of radial nodes for 3p orbital is......

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  5. Number of angular nodes for 4d orbtial is.........

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  6. Which of the following is responsible to rule out the existence of def...

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  7. Total number of orbitals associated with thrid shell will be.....

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  8. Orbital angular momentum depends on .........

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  9. Isodiapheres are the atoms of two elements having same values of:

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  10. The pair of ions having same electronic configuration is.

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  11. For the electrons of oxygen atom, which of the following statemetns c...

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  12. It travelling at same speeds, whichof the following mater waves have t...

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  13. Identify the pairs which are not of isotopes? (1) ""(6)^(12) X,(3)^(...

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  14. Match species given in Column I with the electronic configuration give...

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  15. State whether the following sets of quantum numbers can be allowed or...

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  16. Which of the following pair would have larger size? a.K or K^(o+) , ...

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  17. The principal quantum number determines ……….of the atom

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  18. Match the following species with their corresponding ground state elec...

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  19. Match the quantum numbers with the information provided by these.

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  20. Match the following rules with their statement : {:(,"Rules",,"State...

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