COg + H2Og \(\to\) 2g + H2g \(\Delta\)H = -4100J. Which of the following factors favour the formation of hydrogen in the above reaction? i. high pressure. ii. low pressure iii. high temperature iv. use of excess steam

CO_g + H₂O_g \(\to\) ₂_g + H₂_g \(\Delta\)H = -4100J. Which of the following factors favour the formation of hydrogen in the above reaction? i. high pressure. ii. low pressure iii. high temperature iv. use of excess steam

A i, iii and iv
B iii only
C ii, iii and i
D iv only

jamb 1989 chemistry

The correct answer is D. iv only

No explanation given

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