[Be_(2)C+H_(2)O rarr BeO+X],[CaC_(2)+H_(2)O rarr Ca(OH)_(2)+Y],[Mg_(2)C_(3)+H_(2)O rarr Mg(OH)_(2)+Z],[X,Y" and "Z" are respectively "]

Be_(2)C+H_(2)O rarr BeO+X CaC_(2)+H_(2)O rarr Ca(OH)_(2)+Y M_(2)C_(3)+H_(2)O rarr Mg(OH)_(2)+Z X,Y and Z are respectively:

Be_(2)+H_(2)OrarrBeO+X CaC_(2)+H_(2)OrarrCa(OH)_(2)+Y Mg_(2)C_(3)+H_(2)OrarrMg(OH)_(2)+Z Identify (X),(Y) and (Z) .

Be_(2)C+H_(2)OrarrBeO+X CaC_(2)+H_(2)OrarrCa(OH)_(2)+Y Mg_(2)C_(3)+H_(2)OrarrMg(OH)_(2)+Z Identify (X),(Y) and (Z) .

Be_(2)C+H_(2)OrarrBeO+X CaC_(2)+H_(2)OrarrCa(OH)_(2)+Y , then X and Y are respectively :

Be_(2)C+H_(2)O to Be(OH)_(2)+[X]X is

BeC+4H_(2)O to Be(OH)_(2)+CH_(4) CaC_(2)+2H_(2)O to Ca(OH)_(2)+X Mg_(2)C_(3)+2H_(2)O to Mg (OH)_(2)+Y The total no. of pi bonds present in X and Y

In the following reactions: B_(2) H_(6) + NH_(3) ("excess") overset(Delta )(rarr) X + H_(2) NaH + BF_(3) overset(450K)(rarr) Y + NaF B_(2)H_(6) + H_(2)O rarr Z + H_(2) X, Y and Z are respectively.