Oxidation Number
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CHXI08:REDOX REACTIONS

315167 Assertion :
Oxidation state of carbon in \(\mathrm{\mathrm{C}_{6} \mathrm{H}_{12} \mathrm{O}_{6}}\) is zero
Reason :
Oxidation state of carbon in all organic compounds is zero

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
CHXI08:REDOX REACTIONS

315168 Oxidation number of \(\mathrm{\mathrm{C}}\) in \(\mathrm{\mathrm{HNC}}\) is

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

315224 The oxidation state of chlorine in \(\mathrm{KClO}_{4}\) is

1 -1
2 +1
3 +7
4 -7
CHXI08:REDOX REACTIONS

315290 Which of the following is not an example of redox reaction?

1 \(\mathrm{\mathrm{CuO}+\mathrm{H}_{2} \longrightarrow \mathrm{Cu}+\mathrm{H}_{2} \mathrm{O}}\)
2 \(\mathrm{\mathrm{Fe}_{2} \mathrm{O}_{3}+3 \mathrm{CO} \longrightarrow 2 \mathrm{Fe}+3 \mathrm{CO}_{2}}\)
3 \(\mathrm{2 \mathrm{~K}+\mathrm{F}_{2} \longrightarrow 2 \mathrm{KF}}\)
4 \(\mathrm{\mathrm{BaCl}_{2}+\mathrm{H}_{2} \mathrm{SO}_{4} \longrightarrow \mathrm{BaSO}_{4}+\mathrm{HCl}}\)
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CHXI08:REDOX REACTIONS

315167 Assertion :
Oxidation state of carbon in \(\mathrm{\mathrm{C}_{6} \mathrm{H}_{12} \mathrm{O}_{6}}\) is zero
Reason :
Oxidation state of carbon in all organic compounds is zero

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
CHXI08:REDOX REACTIONS

315168 Oxidation number of \(\mathrm{\mathrm{C}}\) in \(\mathrm{\mathrm{HNC}}\) is

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

315224 The oxidation state of chlorine in \(\mathrm{KClO}_{4}\) is

1 -1
2 +1
3 +7
4 -7
CHXI08:REDOX REACTIONS

315290 Which of the following is not an example of redox reaction?

1 \(\mathrm{\mathrm{CuO}+\mathrm{H}_{2} \longrightarrow \mathrm{Cu}+\mathrm{H}_{2} \mathrm{O}}\)
2 \(\mathrm{\mathrm{Fe}_{2} \mathrm{O}_{3}+3 \mathrm{CO} \longrightarrow 2 \mathrm{Fe}+3 \mathrm{CO}_{2}}\)
3 \(\mathrm{2 \mathrm{~K}+\mathrm{F}_{2} \longrightarrow 2 \mathrm{KF}}\)
4 \(\mathrm{\mathrm{BaCl}_{2}+\mathrm{H}_{2} \mathrm{SO}_{4} \longrightarrow \mathrm{BaSO}_{4}+\mathrm{HCl}}\)
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CHXI08:REDOX REACTIONS

315167 Assertion :
Oxidation state of carbon in \(\mathrm{\mathrm{C}_{6} \mathrm{H}_{12} \mathrm{O}_{6}}\) is zero
Reason :
Oxidation state of carbon in all organic compounds is zero

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
CHXI08:REDOX REACTIONS

315168 Oxidation number of \(\mathrm{\mathrm{C}}\) in \(\mathrm{\mathrm{HNC}}\) is

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

315224 The oxidation state of chlorine in \(\mathrm{KClO}_{4}\) is

1 -1
2 +1
3 +7
4 -7
CHXI08:REDOX REACTIONS

315290 Which of the following is not an example of redox reaction?

1 \(\mathrm{\mathrm{CuO}+\mathrm{H}_{2} \longrightarrow \mathrm{Cu}+\mathrm{H}_{2} \mathrm{O}}\)
2 \(\mathrm{\mathrm{Fe}_{2} \mathrm{O}_{3}+3 \mathrm{CO} \longrightarrow 2 \mathrm{Fe}+3 \mathrm{CO}_{2}}\)
3 \(\mathrm{2 \mathrm{~K}+\mathrm{F}_{2} \longrightarrow 2 \mathrm{KF}}\)
4 \(\mathrm{\mathrm{BaCl}_{2}+\mathrm{H}_{2} \mathrm{SO}_{4} \longrightarrow \mathrm{BaSO}_{4}+\mathrm{HCl}}\)
NCERT Exemplar
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CHXI08:REDOX REACTIONS

315167 Assertion :
Oxidation state of carbon in \(\mathrm{\mathrm{C}_{6} \mathrm{H}_{12} \mathrm{O}_{6}}\) is zero
Reason :
Oxidation state of carbon in all organic compounds is zero

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
CHXI08:REDOX REACTIONS

315168 Oxidation number of \(\mathrm{\mathrm{C}}\) in \(\mathrm{\mathrm{HNC}}\) is

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

315224 The oxidation state of chlorine in \(\mathrm{KClO}_{4}\) is

1 -1
2 +1
3 +7
4 -7
CHXI08:REDOX REACTIONS

315290 Which of the following is not an example of redox reaction?

1 \(\mathrm{\mathrm{CuO}+\mathrm{H}_{2} \longrightarrow \mathrm{Cu}+\mathrm{H}_{2} \mathrm{O}}\)
2 \(\mathrm{\mathrm{Fe}_{2} \mathrm{O}_{3}+3 \mathrm{CO} \longrightarrow 2 \mathrm{Fe}+3 \mathrm{CO}_{2}}\)
3 \(\mathrm{2 \mathrm{~K}+\mathrm{F}_{2} \longrightarrow 2 \mathrm{KF}}\)
4 \(\mathrm{\mathrm{BaCl}_{2}+\mathrm{H}_{2} \mathrm{SO}_{4} \longrightarrow \mathrm{BaSO}_{4}+\mathrm{HCl}}\)
NCERT Exemplar
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