Heat broiler. Toss chicken with adobo sauce and ¼ teaspoon salt. Place on a rimmed baking sheet and broil 6 minutes; transfer to plate. Lower oven temp to 425°F.
On same baking sheet, toss peppers, onion and pineapple with olive oil and ¼ teaspoon salt. Roast 15 minutes.
Nestle chicken amid vegetables and roast until chicken is cooked through and vegetables are tender, 5 minutes more. Slice chicken and serve with vegetables, tortillas and lime wedges.
