Oxidation Number
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CHXI08:REDOX REACTIONS

315248 Oxidation number of \(\mathrm{\mathrm{Fe}}\) in \(\mathrm{\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{-3}}\),
\(\mathrm{\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{-4},\left[\mathrm{Fe}(\mathrm{SCN})_{1}\right]^{+2}}\) and \(\mathrm{\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{+3}}\) respectively would be

1 \(\mathrm{+3,+2,+3}\) and +3
2 \(\mathrm{+3,+3,+3}\) and +3
3 \(\mathrm{+3,+2,+2}\) and +2
4 \(\mathrm{+2,+2,+2}\) and +2
CHXI08:REDOX REACTIONS

315249 In which among the following compounds, oxidation number of nitrogen is +5 ?

1 \(\mathrm{\mathrm{N}_{2} \mathrm{O}}\)
2 \(\mathrm{\mathrm{N}_{2} \mathrm{O}_{3}}\)
3 \(\mathrm{\mathrm{NO}_{2}}\)
4 \(\mathrm{\mathrm{HNO}_{3}}\)
MHTCET - 2019
CHXI08:REDOX REACTIONS

315250 On combustion of \(\mathrm{\mathrm{CH}_{4}}\) to \(\mathrm{\mathrm{CO}_{2}}\) and \({{\rm{H}}_{\rm{2}}}{\rm{O}}\), the oxidation number of carbon changes by:

1 8
2 Zero
3 4
4 3
CHXI08:REDOX REACTIONS

315251 Which of the following is correctly matched?
supporting img

1 A - P, B - Q, C - R, D - S
2 A - S, B - R, C - Q, D - P
3 A - S, B - R, C - P, D - Q
4 A - P, B - Q, C - S, D - R
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CHXI08:REDOX REACTIONS

315248 Oxidation number of \(\mathrm{\mathrm{Fe}}\) in \(\mathrm{\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{-3}}\),
\(\mathrm{\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{-4},\left[\mathrm{Fe}(\mathrm{SCN})_{1}\right]^{+2}}\) and \(\mathrm{\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{+3}}\) respectively would be

1 \(\mathrm{+3,+2,+3}\) and +3
2 \(\mathrm{+3,+3,+3}\) and +3
3 \(\mathrm{+3,+2,+2}\) and +2
4 \(\mathrm{+2,+2,+2}\) and +2
CHXI08:REDOX REACTIONS

315249 In which among the following compounds, oxidation number of nitrogen is +5 ?

1 \(\mathrm{\mathrm{N}_{2} \mathrm{O}}\)
2 \(\mathrm{\mathrm{N}_{2} \mathrm{O}_{3}}\)
3 \(\mathrm{\mathrm{NO}_{2}}\)
4 \(\mathrm{\mathrm{HNO}_{3}}\)
MHTCET - 2019
CHXI08:REDOX REACTIONS

315250 On combustion of \(\mathrm{\mathrm{CH}_{4}}\) to \(\mathrm{\mathrm{CO}_{2}}\) and \({{\rm{H}}_{\rm{2}}}{\rm{O}}\), the oxidation number of carbon changes by:

1 8
2 Zero
3 4
4 3
CHXI08:REDOX REACTIONS

315251 Which of the following is correctly matched?
supporting img

1 A - P, B - Q, C - R, D - S
2 A - S, B - R, C - Q, D - P
3 A - S, B - R, C - P, D - Q
4 A - P, B - Q, C - S, D - R
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CHXI08:REDOX REACTIONS

315248 Oxidation number of \(\mathrm{\mathrm{Fe}}\) in \(\mathrm{\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{-3}}\),
\(\mathrm{\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{-4},\left[\mathrm{Fe}(\mathrm{SCN})_{1}\right]^{+2}}\) and \(\mathrm{\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{+3}}\) respectively would be

1 \(\mathrm{+3,+2,+3}\) and +3
2 \(\mathrm{+3,+3,+3}\) and +3
3 \(\mathrm{+3,+2,+2}\) and +2
4 \(\mathrm{+2,+2,+2}\) and +2
CHXI08:REDOX REACTIONS

315249 In which among the following compounds, oxidation number of nitrogen is +5 ?

1 \(\mathrm{\mathrm{N}_{2} \mathrm{O}}\)
2 \(\mathrm{\mathrm{N}_{2} \mathrm{O}_{3}}\)
3 \(\mathrm{\mathrm{NO}_{2}}\)
4 \(\mathrm{\mathrm{HNO}_{3}}\)
MHTCET - 2019
CHXI08:REDOX REACTIONS

315250 On combustion of \(\mathrm{\mathrm{CH}_{4}}\) to \(\mathrm{\mathrm{CO}_{2}}\) and \({{\rm{H}}_{\rm{2}}}{\rm{O}}\), the oxidation number of carbon changes by:

1 8
2 Zero
3 4
4 3
CHXI08:REDOX REACTIONS

315251 Which of the following is correctly matched?
supporting img

1 A - P, B - Q, C - R, D - S
2 A - S, B - R, C - Q, D - P
3 A - S, B - R, C - P, D - Q
4 A - P, B - Q, C - S, D - R
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CHXI08:REDOX REACTIONS

315248 Oxidation number of \(\mathrm{\mathrm{Fe}}\) in \(\mathrm{\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{-3}}\),
\(\mathrm{\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{-4},\left[\mathrm{Fe}(\mathrm{SCN})_{1}\right]^{+2}}\) and \(\mathrm{\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{+3}}\) respectively would be

1 \(\mathrm{+3,+2,+3}\) and +3
2 \(\mathrm{+3,+3,+3}\) and +3
3 \(\mathrm{+3,+2,+2}\) and +2
4 \(\mathrm{+2,+2,+2}\) and +2
CHXI08:REDOX REACTIONS

315249 In which among the following compounds, oxidation number of nitrogen is +5 ?

1 \(\mathrm{\mathrm{N}_{2} \mathrm{O}}\)
2 \(\mathrm{\mathrm{N}_{2} \mathrm{O}_{3}}\)
3 \(\mathrm{\mathrm{NO}_{2}}\)
4 \(\mathrm{\mathrm{HNO}_{3}}\)
MHTCET - 2019
CHXI08:REDOX REACTIONS

315250 On combustion of \(\mathrm{\mathrm{CH}_{4}}\) to \(\mathrm{\mathrm{CO}_{2}}\) and \({{\rm{H}}_{\rm{2}}}{\rm{O}}\), the oxidation number of carbon changes by:

1 8
2 Zero
3 4
4 3
CHXI08:REDOX REACTIONS

315251 Which of the following is correctly matched?
supporting img

1 A - P, B - Q, C - R, D - S
2 A - S, B - R, C - Q, D - P
3 A - S, B - R, C - P, D - Q
4 A - P, B - Q, C - S, D - R
For More Updates join with Us
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