Cocrasb ypa BHeH MB XHMM mean x peo kung a V_(2)O_(5)+H_(2)arrow 2 H_(2)+Baarrow 3 H_(2)+N_(2)arrow 4 H_(2)+Sarrow 5 H_(2)+Karrow 6 H_(2)+Carrow

1. $V_{2}O_{5}+H_{2}\rightarrow 2V_{2}O_{4}+H_{2}O$<br />2. $H_{2}+Ba\rightarrow BaH_{2}$<br />3. $H_{2}+N_{2}\rightarrow 2NH_{3}$<br />4. $H_{2}+S\rightarrow H_{2}S$<br />5. $H_{2}+K\rightarrow 2KOH$<br />6. $H_{2}+C\rightarrow CH_{4}$