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STD 11 - 4. Chemical bonding and molecular structure — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 11 - 4. Chemical bonding and molecular structure4 Marks
MCQ
In melting lattice, structure of solid
  • A
    Remains unchanged
  • ✓
    Changes
  • C
    Becomes compact
  • D
    None of the above
✓

Answer

Correct option: B.
Changes
b
In melting lattice, struture of solid changes Because of the repeating geometric structure of the crystal, all the bonds between the particles have equal strength. A crystalline solid will have a distinct melting point, because applying heat will break all the bonds at the same time.

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