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Which of the following statements about ...

Which of the following statements about the electron is incorrect?

A

It is a negatively charged particle

B

The mass of electron is equal to the mass of neutron

C

It is a basic consituent of all atoms

D

It is a constituent cathode rays.

Text Solution

Verified by Experts

The mass of electron is very small as compared to the mass of the neutron
Mass of electron `=91xx10^(-31)` kg
Mass of neutron`=1.67xx10^(-27)` kg
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NCERT EXEMPLAR ENGLISH-STRUCTURE OF ATOM-All Questions
  1. The probability density plots of 1 s and 2s orbitals are given in figu...

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  2. Which of the following statement is not correct regarding cathode ray...

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  3. Which of the following statements about the electron is incorrect?

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

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  5. Two atoms are said to be isobars if

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

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

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

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

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  10. Orbital angular momentum depends on .........

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  11. Chlorine exists in two isotopic forms Cl-37 and Cl-35 but its atomic m...

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  12. Which of the following pairs of ions have the same electronic configur...

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  13. For the electrons of oxygen atom, which of the following statements c...

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  14. If travelling at same speeds, whichof the following mater waves have t...

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  15. Identify the paris which are not of isotopes?

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  16. Out of the folowing paris of electorns, identify the pairs of electron...

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  17. Which of the following sets of quantum numbers are correct? n l m n ...

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  18. In which of the following pairs the ions are isoelectronic?

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  19. Which of the following statements concerning the quantum numbers are c...

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  20. Arrange s,p and d subshells of a shell in the increasing order of effe...

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