Two short multiple-choice questions on chemical electrolysis?

I'm homeschooled and take an online course biochemistry, and I'm stuck on these 2 questions and have no one to help me: [advice? 1. if a solution is subjected to toxic metal ions, electrolytes, metal ions will be ________ for removal. AB Fusion Fusion redox CD 2 Which process is not an application of electrolysis? A. Separation of metals from their ores as corrosion protection by surface coating C. Disposal of waste materials D. Heat and light

Metal ions 1.C.reduction means that, in oxidized form as metals always form ions by the loss of electrons should be reduced to them in a way to convert the precipitated solid …… 2.C.disposal waste

Thermal Protection System Research