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Some statements are given regarding IVA ...

Some statements are given regarding IVA group elements
A) Order of Electronegativity :
`C> Si = Ge=Sn B) Order of Ionisation potential :
`C> Si > Ge > Pb > Sn`
C) Order of Melting point :
`C> Si > Ge > Pb > Sn`
Correct orders of the above 

A

A only

B

A,B only

C

B,C only

D

A,B,C

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • The electronegativites of C, N, Si and P are in the order of

    A
    P lt Si lt C lt N
    B
    Si lt P lt C lt N
    C
    P lt Si lt N lt C
    D
    Si lt P lt N lt C

  • The order of stability of dihalides of Ge, Pb and Sn is

    A
    `GeCl_(2) gt SnCl_(2) gt PbCl_(2)`
    B
    `SnCl_(2) gt GeCl_(2)gt PbCl_(2)`
    C
    `PbCl_(2)gtGeCl_(2)gt SnCl_(2)`
    D
    `PbCl_(2)gtSnCl_(2)gt GeCl_(2)`

  • Identify the correct statements (a) In a group the correct order of melting points is 3d (b) In 3d and 4d series, VII B group elements have exceptionally low melting points (c) II B group have highest melting points in any series. (d) The correct order of melting points is Cu > Ag > Au

    A
    Only A, B, D are correct
    B
    Only A, B are correct
    C
    Only B, C, D are correct
    D
    Only A, D, C are correct

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