CBSE Class 12 Mathematics (For Blind Candidates) Question Paper 2017 with Answer Key (March 20, Set 4

CBSE Class 12 Mathematics (For Blind Candidates) Question Paper 2017 with Answer Key Set 4 - 65(B) is available for download. The exam was conducted by the Central Board of Secondary Education on March 20, 2017 in the Morning Session 10:30 AM to 1:30 PM. The medium of paper was English & Hindi. In terms of difficulty level, CBSE Class 12 Mathematics (For Blind Candidates) paper was of Moderate level. The question paper comprised a total of 29 questions divided among 4 sections.

CBSE Class 12 Mathematics (For Blind Candidates) Set 4 - 65(B) Question Paper 2017 with Answer Key (March 20)

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CBSE CLASS XII Questions

5.
Explain: (i) Presence of carbonyl group in glucose. (ii) Presence of five $-$OH groups attached to different carbon atoms.

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6.
For decomposition of $H_2O_2$ by $I^-$: Step I: $H_2O_2 + I^- \rightarrow H_2O + IO^-$ (slow). Step II: $H_2O_2 + IO^- \rightarrow H_2O + I^- + O_2$ (fast). (a) Write rate law. (b) Determine order w.r.t. $H_2O_2$ and $I^-$ and overall order. (c) Molecularity of Step II.

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CBSE Class 12 Mathematics (For Blind Candidates) Question Paper 2017 with Answer Key (March 20, Set 4 - 65(B))

CBSE Class 12 Mathematics (For Blind Candidates) Set 4 - 65(B) Question Paper 2017 with Answer Key (March 20)

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

1.
Why is o-nitrophenol more acidic than o-methoxyphenol?

2.
Write mechanism of acid dehydration of ethanol to ethene.

3.
Why are magnesium blocks attached to iron water pipelines?

4.
Though chlorine shows strong $-I$ effect, why is it ortho/para directing?

5.
Explain: (i) Presence of carbonyl group in glucose. (ii) Presence of five $-$OH groups attached to different carbon atoms.

6.
For decomposition of $H_2O_2$ by $I^-$: Step I: $H_2O_2 + I^- \rightarrow H_2O + IO^-$ (slow). Step II: $H_2O_2 + IO^- \rightarrow H_2O + I^- + O_2$ (fast). (a) Write rate law. (b) Determine order w.r.t. $H_2O_2$ and $I^-$ and overall order. (c) Molecularity of Step II.

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CBSE Class 12 Mathematics (For Blind Candidates) Set 4 - 65(B) Question Paper 2017 with Answer Key (March 20)

CBSE Class 12 Previous Year Question Papers

CBSE CLASS XII Questions

1.Why is o-nitrophenol more acidic than o-methoxyphenol?

2.Write mechanism of acid dehydration of ethanol to ethene.

3.Why are magnesium blocks attached to iron water pipelines?

4.Though chlorine shows strong $-I$ effect, why is it ortho/para directing?

5.Explain: (i) Presence of carbonyl group in glucose. (ii) Presence of five $-$OH groups attached to different carbon atoms.

6.For decomposition of $H_2O_2$ by $I^-$: Step I: $H_2O_2 + I^- \rightarrow H_2O + IO^-$ (slow). Step II: $H_2O_2 + IO^- \rightarrow H_2O + I^- + O_2$ (fast). (a) Write rate law. (b) Determine order w.r.t. $H_2O_2$ and $I^-$ and overall order. (c) Molecularity of Step II.

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1.
Why is o-nitrophenol more acidic than o-methoxyphenol?

2.
Write mechanism of acid dehydration of ethanol to ethene.

3.
Why are magnesium blocks attached to iron water pipelines?

4.
Though chlorine shows strong $-I$ effect, why is it ortho/para directing?

5.
Explain: (i) Presence of carbonyl group in glucose. (ii) Presence of five $-$OH groups attached to different carbon atoms.

6.
For decomposition of $H_2O_2$ by $I^-$: Step I: $H_2O_2 + I^- \rightarrow H_2O + IO^-$ (slow). Step II: $H_2O_2 + IO^- \rightarrow H_2O + I^- + O_2$ (fast). (a) Write rate law. (b) Determine order w.r.t. $H_2O_2$ and $I^-$ and overall order. (c) Molecularity of Step II.