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Why is H(2)O a liquid and H(2)S a gas ?...

Why is `H_(2)O` a liquid and `H_(2)S` a gas ?

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In `H_(2) O`, there is hydrogen bonding and hence association of `H_(2) O ` molecular but in `H_(2) S` there is no H- bonding .
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Why is H_2O a liquid and H_2S a gas?

Assertion (A): H_(2)O a liquid and H_(2)S a gas. Reason (R): Water molecules are held by H-bonds while in H_(2)S molecules no such interactions are present between molecules.

Explain (a )Which d-orbital in involved in (i) sp^(3) d hybridisation (ii) sp^(3) d^(2) hybridisation (iii) dsp^(2) hybridisation (iv) sp^(3)d^(3) hybridisation (b) Why H_(2)O is liquid while H_(2)S is gas (c ) Why KHF_(2) exists but KHCI_(2) does not (d) Benzene ring contains alternate single and double bonds yet all the C-C bonds are of equal lenght why (e) Out of P-F,CI-F,S-F and F-F bonds, which bond is the least ionic? .

At room temperature , H_(2)O is liquid while H_(2)S is a gas . The reason is

Statement-1 : H_(2)O is liquid whereas H_(2)S is gas . and Statement-2 : Oxygen is more electronegative than sulphur .

PRADEEP-CHEMICAL BONDING AND MOLECULAR STRUCTURE-ADDITIONAL QUESTIONS (VERY SHORT ANSWER QUESTIONS )
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  2. Why N(2) is more stable than O(2) ? Explain on the basis of molecular ...

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  3. The bond order in He2^(+) ions is :

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  4. Write which one out of O(2)^(+) and O(2)^(2-) is more stable on the ...

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  5. Indicate which one from O(2)^(+) and O(2)^(2-) may exhibit paramagne...

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  6. Write the molecular orbital configuration of a molecule having bond or...

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  7. Arrange the following molecular species in increasing order of stabili...

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  8. How is bonding molecular orbital of hydrogen different from the antibo...

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  9. Define bonding molecular orbital.

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  10. Define antibonding molecular orbitals .

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  11. How will bond order in N(2) and O(2) be influenced in the following io...

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  12. What is magnetic character of anion of KO(2)?

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  13. How many nodal planes are present in pi (2p(x)) and pi^(**) (2p(x)) mo...

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  14. What are the conditions which must be satisfied for H-bonding to take ...

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  15. Arrange the following as stated. "Increasing strength of hydrogen bo...

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  16. Represent hydrogen bonding between two molecular of (i) acetic acid (C...

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  17. Why is H(2)O a liquid and H(2)S a gas ?

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  18. Why HF has higher boiling point than HCl ?

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  19. Why ethyl alcohol is competely miscible with water ?

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