Which of the following is the correct order of increasing field strength of ligands to form coordination compounds?
1
F− < SCN− < C2O\(_{4}^{2−}\) < CN−
2
CN− < C2O\(_{4}^{2−}\) < SCN− < F−
3
SCN− < F− < C2O\(_{4}^{2−}\) < CN−
4
SCN− < F− < CN− < C2O\(_{4}^{2−}\)