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MCQs

Total Questions : 526 | Page 51 of 53 pages
Question 501. Boiling point of acetic acid in degree Celsius is
  1.    118.5
  2.    150
  3.    134
  4.    167
 Discuss Question
Answer: Option A. -> 118.5
Answer: (a).118.5
Question 502. Crystalline solids posses
  1.    distinctive shape
  2.    distinctive color
  3.    distinctive shine
  4.    distinctive density
 Discuss Question
Answer: Option A. -> distinctive shape
Answer: (a).distinctive shape
Question 503. Bond distance of iodine in gaseous state is
  1.    271.5pm
  2.    266.6pm
  3.    250pm
  4.    230pm
 Discuss Question
Answer: Option B. -> 266.6pm
Answer: (b).266.6pm
Question 504. Many small particles combine in crystals to form
  1.    crystals
  2.    unit cell
  3.    lattice
  4.    array
 Discuss Question
Answer: Option B. -> unit cell
Answer: (b).unit cell
Question 505. Ice is an example of
  1.    non polar molecular solid
  2.    polar molecular solid
  3.    neutral molecular solid
  4.    polar and non-polar molecular solid
 Discuss Question
Answer: Option B. -> polar molecular solid
Answer: (b).polar molecular solid
Question 506. In hexagonal crystal system angle formed is of
  1.    60 degree
  2.    100 degree
  3.    120 degree
  4.    30 degree
 Discuss Question
Answer: Option C. -> 120 degree
Answer: (c).120 degree
Question 507. Location of atoms and ions in a crystal are shown by
  1.    triangles
  2.    squares
  3.    ovals
  4.    points
 Discuss Question
Answer: Option D. -> points
Answer: (d).points
Question 508. Metals can be good conductors because of
  1.    mobile electrons
  2.    neutrons
  3.    protons
  4.    anti neutrino
 Discuss Question
Answer: Option A. -> mobile electrons
Answer: (a).mobile electrons
Question 509. Polymorphs have identical
  1.    physical properties
  2.    chemical properties
  3.    virtual properties
  4.    pseudo properties
 Discuss Question
Answer: Option B. -> chemical properties
Answer: (b).chemical properties
Question 510. Molecule having covalent bond is
  1.    NaCl
  2.    HCl
  3.    CaCl₂
  4.    KCl
 Discuss Question
Answer: Option B. -> HCl
Answer: (b).HCl

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