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When ice melts to form liquid water at 0...

When ice melts to form liquid water at `0^(@)`C, there is a contraction in volume . This is due to

A

the molecules contracting in size

B

a partial disruption of the hydrogen bonded network of ice on melting

C

the adsorption of heat during the melting point process

D

the dissolving in ait into the water during the melting process

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The correct Answer is:
B
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VK JAISWAL ENGLISH-CHEMICAL BONDING (ADVANCED)-SUBJECTIVE PROBLEMS
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  2. There are two groups of compounds A and B. Groups A contains three com...

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  3. Consider the following three compounds (i)AX(2n)^(n-), (ii)AX(3n) and...

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  4. When B(2)H(4) is allowed to react with following lewis bases, then how...

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  5. Consider the following elements A, B, C and D and their outer electron...

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  6. Consider following four compounds: (i) C(x) O(y) (ii) C(x)O(y+1) ...

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  7. Calculate expression (x+y+z) for diatomic molecules. where x=Total n...

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  8. If Hund rule violate, then find the total number of species among foll...

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  9. Consider the following table Than calculate value of experssion...

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  10. Total number of species among following, in which bond angle is equal...

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  11. Total number of unpaired electrons(s) present in both cationic and an...

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  12. Total number of species which has/ have symmetrical electronic distrib...

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  13. Total number of molecules, in which each covalent bond is comprised of...

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  14. Total number of angle in SeCl(4) which are less than 90^(@).

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  15. Consider the following species O(Me)(2), N(SiH(3))(3), CO, O(SiH(3))(2...

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  16. Total number of molecules which can form H-bond among themselves. Si...

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  17. Consider two covalent compounds AL(n(1)) and BL(n(2)), if central atom...

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  18. Calculate the I-I distance in (Å) for given compound H(2)C(2) I(2) if ...

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  19. There are some arrangements of atomic orbitals which are given below: ...

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  20. Number of hybrid orbital C atoms which have 33% p-character in C(CN)(4...

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  21. Max. no. of equal P-O bonds in P(2)O(7)^(4-) ion is :

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