Below you can find the Used in rechargeable batteries & to protect other metals from corrosion its symbol is cd Jeopardy Words Answer. The answer to Used in rechargeable batteries & to protect other metals from corrosion its symbol is cd has 7 letters. This clue belongs to the Chemistry category and is part of Jeopardy Word Level 576. If you scroll near the bottom you will find other clues and answers part of level 576