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Assertion (A) It is impossible to determ...

Assertion (A) It is impossible to determine the exact position and exact momentum of an electron simultaneously.
Reason (R) The path of an electron in an atom is clearly defiened.

A

Both A and R are true and R is the correct explanation of A.

B

Both A and R are true but R is not the correct explanation of A.

C

A is true but R is false.

D

Both A and R are false.

Text Solution

Verified by Experts

The correct Answer is:
C
Correct reason. The path of an electron in an atom in not clearly defined. It is only probable in nature.
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DINESH PUBLICATION-STRUCTURE OF ATOM-Multiple choice questions (Type-I)
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  2. Orbital angular momentum depends on .........

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  4. Which one of the following pairs of ions have the same electronic conf...

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

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  7. Identify the paris which are not of isotopes?

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

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

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  10. In which of the following pairs, the ions are iso-electronic ?

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

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

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  13. Match the quantum numbers with the information provided by these. {:...

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

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  15. Match the following : {:("(a)","X-rays",("i"),"v"=10^(0)-10^(4)"Hz",...

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