Related InterviewSolutions

• The number of `P-O-P` bridge in the structure of phosphorous pentoxide and phosphorus trioxide are respectivelyA. 6,6B. 5,5C. 5,6D. 6,5
• Which of the following elements is kept in water?A. White PB. NaC. SD. Si
• For `H_(3)PO_(3)` and `H_(3)PO_(4)` the correct choice isA. `H_(3)PO_(3)` is dibasic and reducingB. `H_(3)PO_(4)` is dibasic and non-reducingC. `H_(3)PO_(4)` is tribasic and reducingD. `H_(3)PO_(3)` is tribasic and non-reducing
• Which of the following is arranged in the increasing order of enthalpy of vaporization?A. `NH_(3),PH_(3),AsH_(3)`B. `AsH_(3),PH_(3),NH_(3)`C. `NH_(3),AsH_(3),PH_(3)`D. `PH_(3),AsH_(3),NH_(3)`
• The P-P-P angle in `P_(4)` molecule is …………..degree while S-S-S angle in `S_(8)` is ………..degree.
• Red phoshphorus is …………..reactive than white phosphorus is ………… and consists of…………..of `P_(4)` units.
• The molecules of `PCl_(5)` in the solied state is ………..in nature consisting of tetrahedral…………cation and octahedral……………anion.
• Laughing gas is obtained when a mixture of `NH_(4)Cl` and …………is heated while nitrogen gas is obtained when a mixture of `NH_(4)Cl` and ………….is heated.
• The formula of acidic nitrogen hydride is ………….. .
• Which of the following does not form a pentachloride?A. PB. AsC. SbD. N