Stoichiometry of Redox Reactions in Solutions
CHXI08:REDOX REACTIONS

315431 \(\mathrm{CN}^{-}\) is oxidized by \(\mathrm{NO}_{3}^{-}\) in presence of acid :
\({\rm{aC}}{{\rm{N}}^ - } + {\rm{bNO}}_3^ - + {\rm{c}}{{\rm{H}}^ + } \to \)
\(({\rm{a}} + {\rm{b}}){\rm{NO}} + {\rm{aC}}{{\rm{O}}_2} + \frac{{\rm{c}}}{2}{{\rm{H}}_{\rm{2}}}{\rm{O}}\)
What are the values of \(\mathrm{a}, \mathrm{b}\), and c in that order?

1 3,7 , and 7
2 3,10 , and 7
3 3,10 , and 10
4 3,7 , and 10
CHXI08:REDOX REACTIONS

315432 A compound of xenon and fluorine is found to have \(\mathrm{53.3 \% \mathrm{Xe}}\). What is the oxidation number of \(\mathrm{X e}\) in this compound? (At. mass \(\mathrm{\mathrm{F}=19}\), \(\mathrm{X e=131)}\)

1 0
2 +4
3 \({\rm{ - 4}}\)
4 +6
CHXI08:REDOX REACTIONS

315433 Identify the compound formed from elements \(\mathrm{\mathrm{X}, \mathrm{Y}, \mathrm{Z}}\) having oxidation states \(\mathrm{+2,+5,-2}\) respectively.

1 \(\mathrm{\mathrm{X}\left(\mathrm{Y}_{4} \mathrm{Z}\right)}\)
2 \(\mathrm{\mathrm{X}_{3}\left(\mathrm{YZ}_{4}\right)_{2}}\)
3 \(\mathrm{\mathrm{X}_{3}\left(\mathrm{YZ}_{2}\right)_{2}}\)
4 \(\mathrm{\mathrm{XYZ}_{2}}\)
CHXI08:REDOX REACTIONS

315434 In a reaction, 4 mole of electrons are transferred to 1 mole of \(\mathrm{\mathrm{HNO}_{3}}\), the possible product obtained due to reduction is:

1 0.5 mole of \(\mathrm{N_{2}}\)
2 0.5 mole of \(\mathrm{\mathrm{N}_{2} \mathrm{O}}\)
3 1 mole of \(\mathrm{\mathrm{NO}_{2}}\)
4 1 mole of \(\mathrm{\mathrm{NH}_{3}}\)
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CHXI08:REDOX REACTIONS

315431 \(\mathrm{CN}^{-}\) is oxidized by \(\mathrm{NO}_{3}^{-}\) in presence of acid :
\({\rm{aC}}{{\rm{N}}^ - } + {\rm{bNO}}_3^ - + {\rm{c}}{{\rm{H}}^ + } \to \)
\(({\rm{a}} + {\rm{b}}){\rm{NO}} + {\rm{aC}}{{\rm{O}}_2} + \frac{{\rm{c}}}{2}{{\rm{H}}_{\rm{2}}}{\rm{O}}\)
What are the values of \(\mathrm{a}, \mathrm{b}\), and c in that order?

1 3,7 , and 7
2 3,10 , and 7
3 3,10 , and 10
4 3,7 , and 10
CHXI08:REDOX REACTIONS

315432 A compound of xenon and fluorine is found to have \(\mathrm{53.3 \% \mathrm{Xe}}\). What is the oxidation number of \(\mathrm{X e}\) in this compound? (At. mass \(\mathrm{\mathrm{F}=19}\), \(\mathrm{X e=131)}\)

1 0
2 +4
3 \({\rm{ - 4}}\)
4 +6
CHXI08:REDOX REACTIONS

315433 Identify the compound formed from elements \(\mathrm{\mathrm{X}, \mathrm{Y}, \mathrm{Z}}\) having oxidation states \(\mathrm{+2,+5,-2}\) respectively.

1 \(\mathrm{\mathrm{X}\left(\mathrm{Y}_{4} \mathrm{Z}\right)}\)
2 \(\mathrm{\mathrm{X}_{3}\left(\mathrm{YZ}_{4}\right)_{2}}\)
3 \(\mathrm{\mathrm{X}_{3}\left(\mathrm{YZ}_{2}\right)_{2}}\)
4 \(\mathrm{\mathrm{XYZ}_{2}}\)
CHXI08:REDOX REACTIONS

315434 In a reaction, 4 mole of electrons are transferred to 1 mole of \(\mathrm{\mathrm{HNO}_{3}}\), the possible product obtained due to reduction is:

1 0.5 mole of \(\mathrm{N_{2}}\)
2 0.5 mole of \(\mathrm{\mathrm{N}_{2} \mathrm{O}}\)
3 1 mole of \(\mathrm{\mathrm{NO}_{2}}\)
4 1 mole of \(\mathrm{\mathrm{NH}_{3}}\)
CHXI08:REDOX REACTIONS

315431 \(\mathrm{CN}^{-}\) is oxidized by \(\mathrm{NO}_{3}^{-}\) in presence of acid :
\({\rm{aC}}{{\rm{N}}^ - } + {\rm{bNO}}_3^ - + {\rm{c}}{{\rm{H}}^ + } \to \)
\(({\rm{a}} + {\rm{b}}){\rm{NO}} + {\rm{aC}}{{\rm{O}}_2} + \frac{{\rm{c}}}{2}{{\rm{H}}_{\rm{2}}}{\rm{O}}\)
What are the values of \(\mathrm{a}, \mathrm{b}\), and c in that order?

1 3,7 , and 7
2 3,10 , and 7
3 3,10 , and 10
4 3,7 , and 10
CHXI08:REDOX REACTIONS

315432 A compound of xenon and fluorine is found to have \(\mathrm{53.3 \% \mathrm{Xe}}\). What is the oxidation number of \(\mathrm{X e}\) in this compound? (At. mass \(\mathrm{\mathrm{F}=19}\), \(\mathrm{X e=131)}\)

1 0
2 +4
3 \({\rm{ - 4}}\)
4 +6
CHXI08:REDOX REACTIONS

315433 Identify the compound formed from elements \(\mathrm{\mathrm{X}, \mathrm{Y}, \mathrm{Z}}\) having oxidation states \(\mathrm{+2,+5,-2}\) respectively.

1 \(\mathrm{\mathrm{X}\left(\mathrm{Y}_{4} \mathrm{Z}\right)}\)
2 \(\mathrm{\mathrm{X}_{3}\left(\mathrm{YZ}_{4}\right)_{2}}\)
3 \(\mathrm{\mathrm{X}_{3}\left(\mathrm{YZ}_{2}\right)_{2}}\)
4 \(\mathrm{\mathrm{XYZ}_{2}}\)
CHXI08:REDOX REACTIONS

315434 In a reaction, 4 mole of electrons are transferred to 1 mole of \(\mathrm{\mathrm{HNO}_{3}}\), the possible product obtained due to reduction is:

1 0.5 mole of \(\mathrm{N_{2}}\)
2 0.5 mole of \(\mathrm{\mathrm{N}_{2} \mathrm{O}}\)
3 1 mole of \(\mathrm{\mathrm{NO}_{2}}\)
4 1 mole of \(\mathrm{\mathrm{NH}_{3}}\)
CHXI08:REDOX REACTIONS

315431 \(\mathrm{CN}^{-}\) is oxidized by \(\mathrm{NO}_{3}^{-}\) in presence of acid :
\({\rm{aC}}{{\rm{N}}^ - } + {\rm{bNO}}_3^ - + {\rm{c}}{{\rm{H}}^ + } \to \)
\(({\rm{a}} + {\rm{b}}){\rm{NO}} + {\rm{aC}}{{\rm{O}}_2} + \frac{{\rm{c}}}{2}{{\rm{H}}_{\rm{2}}}{\rm{O}}\)
What are the values of \(\mathrm{a}, \mathrm{b}\), and c in that order?

1 3,7 , and 7
2 3,10 , and 7
3 3,10 , and 10
4 3,7 , and 10
CHXI08:REDOX REACTIONS

315432 A compound of xenon and fluorine is found to have \(\mathrm{53.3 \% \mathrm{Xe}}\). What is the oxidation number of \(\mathrm{X e}\) in this compound? (At. mass \(\mathrm{\mathrm{F}=19}\), \(\mathrm{X e=131)}\)

1 0
2 +4
3 \({\rm{ - 4}}\)
4 +6
CHXI08:REDOX REACTIONS

315433 Identify the compound formed from elements \(\mathrm{\mathrm{X}, \mathrm{Y}, \mathrm{Z}}\) having oxidation states \(\mathrm{+2,+5,-2}\) respectively.

1 \(\mathrm{\mathrm{X}\left(\mathrm{Y}_{4} \mathrm{Z}\right)}\)
2 \(\mathrm{\mathrm{X}_{3}\left(\mathrm{YZ}_{4}\right)_{2}}\)
3 \(\mathrm{\mathrm{X}_{3}\left(\mathrm{YZ}_{2}\right)_{2}}\)
4 \(\mathrm{\mathrm{XYZ}_{2}}\)
CHXI08:REDOX REACTIONS

315434 In a reaction, 4 mole of electrons are transferred to 1 mole of \(\mathrm{\mathrm{HNO}_{3}}\), the possible product obtained due to reduction is:

1 0.5 mole of \(\mathrm{N_{2}}\)
2 0.5 mole of \(\mathrm{\mathrm{N}_{2} \mathrm{O}}\)
3 1 mole of \(\mathrm{\mathrm{NO}_{2}}\)
4 1 mole of \(\mathrm{\mathrm{NH}_{3}}\)