In a small bowl,combine pineapple with the juice and the baking soda; mix well.
In a large mixing bowl, combine remaining ingredients; stir in pineapple.
Blend, then beat at medium speed of an electric mixer for 2 minutes.
Pour into a greased and floured 10-inch Bundt or tube pan.
Bake at 350 degrees for 50-55 minutes or until cake springs back when lightly touched.
Cool in pan about 15 minutes.
Remove from pan and finish cooling on wire rack.
Dust with powdered sugar.