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{:("List -I","List-II"),("(A) Rutile",(i...

`{:("List -I","List-II"),("(A) Rutile",(i) ZnCO_(3)),("B) Chromite","(ii) MnO_(2)),("(C) Pyrolusite",(iii) FeO.Cr_(2)O_(3)),("(D) Calamine",(iv) TiO_(2)):}`

A

A-iv, B-iii, C-ii, D-i

B

A-I, B-ii, C-iii, D-iv

C

A-I, B-iii, C-iv, D-i

D

A-iv, B-I, C-ii, D-ii

Text Solution

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The correct Answer is:
A
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NARAYNA-D BLOCK & TRANSITION ELEMENTS-Level-I
  1. In the following pair of d-block elements, the first number is a liqui...

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  2. Cementite is:

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  3. {:("List -I","List-II"),("(A) Rutile",(i) ZnCO(3)),("B) Chromite","(ii...

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  4. Which element exhibits highest density in 3d series

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  5. The maximum and minimum melting points of first and second transition ...

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  6. The metal that has the highest melting point and used in making hard s...

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  7. The property, which is not charactestics of transition metals

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  8. The pair that has the greatest malleability and ductility property is

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  9. The metal that has the lowest boiling point among the following is

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  10. Oxide of metal cation which is not amphoteric ?

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  11. The wrong statement regarding transition metals among the following is...

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  12. Which of the following statement is incorrect?

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  13. The IP of Zr is 674kJ//"mole". The IP of Hf is

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  14. The following does not show variable valency

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  15. Element which can show +2, +3, +4, +6 and +7 oxidation states is

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  16. Maximum oxdiation state exhibited by Osmium is

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  17. Zn and Cd metals do not show varible valency because:

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  18. Each of the following ion contains vanadium the +5 oxidation state exc...

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  19. Which of the following pair of elements have same radii?

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  20. The radii (metallic) of Fe,CO and Ni are nearly same. This is due to...

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