In compounds of type `ECI_(3)`, where `E=BP`, As or `B`, the angles `CI-E-CI` for different `E` are in the order

In compounds of type ECl_3 , where E = B, P, As or Bi, the angles CI-E - CI for different E are in the order

If x=cis A , y=cis B , z =cis C where A, B, C are the angles of a triangle then x y z=

Statement-1 : If e^(itheta)=cos theta +isintheta and the value of e^(iA).e^(iB).e^(iC) is equal to -1, where A,B,C are the angles of a triangle. and Statement -2 : In any triangleABC , A + B +C = 180^(@)

Statement-1 : If e^(itheta)=cos theta +isintheta and the value of e^(iA).e^(iB).e^(iC) is equal to -1, where A,B,C are the angles of a triangle. and Statement -2 : In any triangleABC , A + B +C = 180^(@)

For the compounds CH_3CI,CH_3I, CH_3I , CH_3Br and -CI which of the following is the correct order of C-halogen bond length?