prod_(R-C-R longrightarrow R-CH_(2)-R)^(0)" identify number of reagent that can be used for above conversion: "

R-overset(O)overset(||)C-Roverset(?)rarr R-CH_(2)-R Identify numbers of reagent that can be used for above conversion. (a) Zn-Hg//HCl" " (b) LiAlH_(4)" " (c) CHCl_(3)+NaOH (d) N_(2)H_(4)//overset(Ө)OH" " (e) {:(CH_(2)-CH),(|),(CH_(2)-SH):} , H_(2)//Ni" " (f) SeO_(2)

R- overset(O) overset(||) C-R overset(?) to R- CH_2 -R identify numbers of reagent that can be used be used for above conversion . (a) Zn -Hg //HCI " " (b ) LIAIH_4 " "(c ) CHCI_3 +NaOH (d ) N_2H_4 //overset(Ө)(OH) " " (e ) {:(CH_2 -SH ),(|),(CH_2 -SH ):} , H_2 //Ni " " (f ) SeO_2

Reagents to carry out above conversion, P, Q, R respectively are :