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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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Explain Why H_(2)O is liquid while H_(2)S is gas

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

Why is H_(2)S less acidic than H_(2)Te ?

Why is H_(2)S less acidic than H_(2)Te ?

Why is H_2S more acidic than H_2O ?

Water is a liquid, while H_2 S is a gas at ordinary temperature. Explain.

Which of the following metal reacts with cold H_(2)O with the evolution of H_(2) gas?

Which among the following dioxides form H_(2)O on passing H_(2) gas through them?

Why is H_2SO_4 not a drying agent for H_2S ?

On the basis of hydrogen bonding explain the following : (i) H_(2)O is a liquid at room temperature while H_(2)S is a gas (ii) Boiling point of NH_(3) is more than that of PH_(3)

ICSE-CHEMICAL BONDING AND MOLECULAR STRUCTURE-SHORT ANSWER TYPE QUESTIONS
  1. Explain why : metals are malleable and ductile,

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  2. Explain why : sodium can be cut with a knife,

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

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  4. Explain why : o-nitrophenol possesses low boiling point in spite of...

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  5. What do you understand by overlap integral and what does it signify?

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  6. State the salient features of molecular orbital theory.

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  7. What are the main points of difference between inductive and electrome...

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  8. What do you understand by linear combination of atomic orbitals?

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  9. Explain bonding and antibonding molecular orbitals.

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  10. What are the main points of difference between bonding and antibonding...

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  11. Give two differences between a sigma bond and a pi bond.""^(**"**)

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  12. Give the molecular orbital description of hydrogen molecule and deduce...

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  13. Distinguish two aspects of bonding and antibonding molecular orbitals.

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  14. Describe molecular orbital. How is it different from an atomic orbital...

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  15. Explain why He2 molecule does not exist.

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  16. What do you understand by bond order and what does it signify?

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  17. Why is bond order in H2^+ less than that in H2?

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  18. Explain on the basis of molecular orbital diagram why O2 should be par...

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  19. Using molecular orbital diagram, arrange the following molecular speci...

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  20. Which of the following species are paramagnetic? H2 ,H(2)^(+) and H...

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