Chrome Shortcuts

• Toggles the bookmarks bar on and off.
  ⌘ - Shift - B




• Opens the bookmark manager..
  Option - ⌘ - B




• Select the current link address..
  ⌘ - L
  L is for link.




• Open the Download Tab..
  ⌘ - Shift - J




• Change to Next or Previous Tabs
  Option - ⌘ - Left Arrow or Right Arrow




• Bookmark All Open Tabs
  ⌘ - Shift - D

If you want to modify the default shortcuts, follow this youtube video.