General knowledge Material- all Competitive

: If the sides of a triangle are in the ratio 1:2:3 then the triangle is :
  1. right angled
  2. acute angled
  3. obtuse angled
  4. none of these
The C-H bound distance is longest in ?
  1. . C2H2
  2. C2H4
  3. C2H6
  4. C2H2Br2
Fluorobenzene (C6H5F) can be synthesized in the laboratory
  1. by heating phenol with HF and KF
  2. by direct fluorination of benzene with F2 gas
  3. by reacting bromobenzene with NaF solution
  4. from aniline by diazotisation followed by heating the diazonium salt with HBF4
Preposition: Ram comes ________ foot to his institute
  1. On
  2. . By
  3. With
  4. To
Where ____ last week end? Complete the statement with the best answer
  1. are you going
  2. do you want to go
  3. . you went
  4. did you go
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