Arrange the acids $H_{2}S{O}_4,H_{2}Se{O}_4$ and $H_{2}Te{O}_4$ in decreasing order of their strength.

CENGAGE CHEMISTRY-APPENDIX INORGANIC VOLUME 2-Short Answer Type

1. Among the hydrides of group 15 elements which is neutral?

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2. Why PCl3 fumes in moisture?

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3. Arrange the acids H2SO4,H2SeO4 and H2TeO4 in decreasing order of their...

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4. Name the most catenating element of group 16.

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5. Give the name of the metalloid in group 16.

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6. Maximum covalency of oxygen is 4. Why?

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7. Name the radioactive chalcogen.

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8. What type of bonds do chalcogens from in +4 and +6 oxidation states?

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9. Why hypo is used in photography?

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10. Which allotropic form of oxygen is unstable?

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11. Which is more acidic: SO2,SeO2, and TeO2?

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12. Why oxygen molecule is diatomic whereas sulphur molecules is octa atom...

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13. Among TeF6,SeF6 and SF6 which is more stable?

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14. Arrange H(2)TeO(3),H(2)SeO(3) and H(2)SO(3) in increasing order of aci...

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15. What is the relation between acid strength and atomic number of centra...

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16. What is the relation between acidic nature of oxoacid and electronegat...

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17. Is formation of ozone from oxygen an endothermic or exothermic reactio...

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18. Arrange the hydrides of group 16 elements in order of increasing boili...

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19. Arrange SO3,SeO3 and TeO3 in order of increasing acid strength.

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20. Arrange the hydrides of group 16 elements in increasing order of reduc...

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