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(A): Zn is not a transition element. ...

(A): Zn is not a transition element.
(R) : Elements with incompletely filled d-orbital are called transition elements

A

Both (A) and (R) are true and (R) is the correct explanation of (A)

B

Both (A) and (R) are true and (R) is not the correct explanation of (A)

C

(A) is true but (R) is false

D

(A) is false but (R) is true

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-PERIODIC TABLE-OBJECTIVE EXERCISE -2B
  1. The following are some statements about noble gases i) They are betw...

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  2. The following are some statements about transition elements i) IIB g...

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  3. (A): Zn is not a transition element. (R) : Elements with incomplete...

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  4. The atomic number of an element is 35. what is the total number of ele...

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  5. Regarding lanthanide contraction, some statements are given a) It a...

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  6. I1 of an element X is 899 kJ "mole"^(-1) and that of another element ...

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  7. Consider the following changes a) M((g))^(+2) rarr M((g))^(+3) + e^...

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  8. The correct order of IP2 , values among F, Na, Mg and Al is

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  9. The first (IP1) and the second (IP2) ionisation potential (kJ mol 1) o...

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  10. The ionisation energies of Lithium and Sodium are 520kJ Mol^(-1) and 4...

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  11. Successive ionisation potentials of an element M are 8.3, 25.1, 37.9, ...

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  12. The first ionisation potentials of four consecutive elements present i...

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  13. H-H, X-X and H-X bond energies are 104 Kcal/mole 60Kcal/mole and 101Kc...

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  14. The ionisation energy and electron affinity of an element are 13.0ev a...

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  15. If the ionisation energy and electron affinity of an element are 275 a...

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  16. The elements which show both positive and negative oxidation states. i...

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  17. Match the following two lists given below in view of higest oxidation ...

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  18. Strongest reducing agent and strongest oxidising agent are respectivel...

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  19. Which of the following statement is correct

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  20. The radius of La^(3+) (Z=57) is 1.06A^(@). Which one of the following ...

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