೨1,
Kuroll’s salt are generally
(ക Poly dimethoxy compounds (B) Polymetaphosphates
(¢) Polyphosphonitriles (D) Poly phosphazines
Buna N is a copolymer of 1,3 butadiene with
(ക) Acetoacetates (B) Nitrobenzene
(C) Nitriles (D) Vinyl cyanide
In the proton NMR spectrum of propane has
(A) A triplet, a quadret and a pentent
(B) A triplet only
(C) A triplet and a septet
(D) A triplet and pentet
Diphenyl guanidine is used in th....
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