Related Questions

নিচের কোনটি 'gaseous oxidizing agent?
A H2O2
B O3
C H2SO4
D KMnO
MnO4-+8H+ + 5Fe2+ → Mn2+++ 4H2O+ 5Fe3+  বিক্রিয়াটিতে কোনটি জারক?(Which one is the oxidizing agent in the reaction MnO4-+8H+ + 5Fe2+ → Mn2+++ 4H2O+ 5Fe3+ ?)
A MnO4-
B H+
C Fe2+
D Mn7+
Which among the following compounds has the strongest hydrogen bond?
A HI
B HCl
C HF
D HBr
Khan observes that if flight 409 is cancelled, then the manager could not possible arrive in the time for the meeting . But the flight was not cancelled. Therefore, Khan concludes, the manager will certainly be on time . Halima replies that even if Khan's premises are true, his argument is fallacious. And therefore, she adds, the manager will not arrive on time after all. Which of the following is the strongest thing that we can properly say about this discussion ?
A Halima is mistaken in thinking Khan's argument to be fallacious, and so her own conclusion is unwarranted.
B Halima is right about Khan's argument, but nevertheless her own conclusion is unwarranted
C Since Halima is mistaken about Khan's argument , her own conclusion must be false.
D Halima is right about Khan's argument, but nevertheless her own conclusion is false
CH2=CH-CH=CH2 -এর কার্বন পরমাণুসমূহের সংকরায়ন কী ধরনের? (Which one of the following compounds has the strongest hydrogen bonding?)
A sp2,sp
B sp,sp3
C sp2
D sp, sp2, sp3
নিচের কোন যৌগে সর্বাপেক্ষা শক্তিশালী হাইড্রোজেন বন্ধন রয়েছে? (Which one of the following compounds has the strongest hydrogen bonding?)
A H2O 
B H2S
C HF
D NH3
Which of the following is the strongest password?
A ABCD1234
B A1B2C3D4
C PasSwOrD
D SAXY59*&
Which of the following is the strongest base?
A LiCH3
B LiF
C LiOH
D LiNH2
The strongest acid of the following is
A P-chlorophenol
B M-nitrophenol
C P-nitrophenol
D O-nitrophenol
Which of the following types of polymers has the strongest inter particle forces?
A Elastomers
B Fibres
C Thermoplastics
D Thermosetting polymers

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