Which of the following reactions will get affected by increasing of pressure? Also mention whether change will cause the reaction to go into forward or backward direction?
i) 'COCl_2(g) hArr CO_(g)+Cl_2(g)'
ii) 'C H_4(g)+2 S_2(g) hArr CS_2(g)+2 H_2 S_(g)' iii) 'CO_2(g)+C_(s) hArr 2 CO_(g)'
iv) '2 H_2(g)+CO_ th ) hArr CH_3 OH_(g)'
'v) CaCO_3(s) hArr CaO_(s)+CO_2(g)'
vi) '4 NH_3( g)+5 O_2(g ) hArr 4 NO_(g)+6 H_2 O_(g'