| List-I | List-II | ||
| [A] | Flespar | (I) | \[p\pi .d\pi \] |
| [B] | Asbestos | (II) | \[Xe{{O}_{3}}\] |
| [C] | Pyrargyrite | (III) | \[Xe{{O}_{3}}\] |
| [D] | Diaspore | (IV) | \[\Delta {{H}_{f}}(H)=218kJ/mol\] |
| (V) | \[H-H\] |
A) [A]-IV [B]-V [C]-II [D]-I
B) [A]-IV [B]-V [C]-I [D]-II
C) [A]-IV [B]-I [C]- III [D]- II
D) [A]-II [B]-V [C]- IV [D]-I
Correct Answer: B
Solution :
[A] Felspar (orthoclase) \[(KAlS{{i}_{3}}{{O}_{8}})\] It is used in the manufacture of porcelain [B] Asbestos \[\{CaM{{g}_{3}}{{(Si{{O}_{3}})}_{4}}\}\] It is used for fireproof sheets, cloths etc [C] Pyrargyrite (Ruby silver) \[(A{{g}_{3}}Sb{{S}_{3}})\] It is an ore of silver. [D] Diaspore \[(A{{l}_{2}}{{O}_{3}}.{{H}_{2}}O)\] It is an ore of aluminium.
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