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Different ions are given in the question which forms different compounds which are given below.

Sodium ion and fluoride ion forms Sodium Fluoride or NaF.

Potassium ion and Sulphide ion forms Potassium Sulphide or K₂S.

Nickle ion and sulphate ion forms Nickle sulphate or Ni₂SO₄.

Aluminum ion and oxide ion forms Aluminum oxide or Al₂O₃.

Calcium and chlorate forms calcium chlorate or Ca(ClO₃)₂.

Ammonium and phosphide forms ammonium phosphide or (NH₄)₃P.

Copper nitrate is the next product or Cu(NO₃)₂.

Lead oxide is the next product which is PbO₂.

Lithium carbonate is the next compound which is Li₂CO₃

The next compound is calcium iodide.

The next compound is sodium carbonate.

The next compound is Gallium Chlorate.

The next compound is Copper Fluoride.

The next compound ammonium phosphate.

The next compound is ferrous sulphate.

The next compound is magnesium nitrate.

The next compound is ammonium nitrite.

The next compound is Potassium acetate.

The next compound is sodium dichromate.

8 m/s because for him to get the same amount of energy as ray is putting out, bobby, who weighs half as much as ray, needs to run twice as fast.