Which of the following is a favorable factor for cation formation?

Which of the following is a favourable factor for cation formation ?

Which of the following is a favourable factor for cation formation?

Which of the following factors is not favourable for the formation of oxyhaemoglobin ?

Which of the following factors is not favourable for the formation of oxyhaemoglobin ?

Which of the following factors is not favourable for the formation of oxyhaemoglobin?

Which of the following factors are favorable for the formation of oxyhaemoglobin ? I. high pO_2 II. low pCO_2 III. lesser H^+ concentration IV. lower temperature