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HSC Science (Computer Science) १२ वीं कक्षा - Maharashtra State Board Question Bank Solutions

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Which of the following is an extensive property?

[4] Chemical Thermodynamics
Chapter: [4] Chemical Thermodynamics
Concept: undefined >> undefined

Wool is ______ fibre.

[15] Introduction to Polymer Chemistry
Chapter: [15] Introduction to Polymer Chemistry
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Carbohydrates that do not undergo hydrolysis further are called ______.

[14] Biomolecules
Chapter: [14] Biomolecules
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The pH of 0.0001 M of monobasic acid is ______.

[12] Aldehydes, Ketones and Carboxylic Acids
Chapter: [12] Aldehydes, Ketones and Carboxylic Acids
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Diethyl ketone is an example of ______.

[12] Aldehydes, Ketones and Carboxylic Acids
Chapter: [12] Aldehydes, Ketones and Carboxylic Acids
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The degree of dissociation of acetic acid in its 0.1 M solution is 0.0132 at 25°C. Calculate the degree of dissociation in its 0.01 M solution.

[3] Ionic Equilibria
Chapter: [3] Ionic Equilibria
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Explain hydrolysis of ethers.

[11] Alcohols, Phenols and Ethers
Chapter: [11] Alcohols, Phenols and Ethers
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Write Fischer projection formulae for glucose.

[14] Biomolecules
Chapter: [14] Biomolecules
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Define the synthetic polymers.

[15] Introduction to Polymer Chemistry
Chapter: [15] Introduction to Polymer Chemistry
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Define the semisynthetic polymers.

[15] Introduction to Polymer Chemistry
Chapter: [15] Introduction to Polymer Chemistry
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Define and explain the system, surroundings and boundary.

[4] Chemical Thermodynamics
Chapter: [4] Chemical Thermodynamics
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Explain charring (action of concentrated H2S04 on carbohydrate/sugar).

[5] Electrochemistry
Chapter: [5] Electrochemistry
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How do aldehydes and ketones react with alcohol.

[12] Aldehydes, Ketones and Carboxylic Acids
Chapter: [12] Aldehydes, Ketones and Carboxylic Acids
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Identify A and B for the following reaction:

What are polymers?

[13.03] Diazonium Salts
Chapter: [13.03] Diazonium Salts
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Which one of the following is a linear polymer?

[15] Introduction to Polymer Chemistry
Chapter: [15] Introduction to Polymer Chemistry
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Identify 'B' in the following reactions:

\[\ce{CH3 - C ≡ N ->[Na/C2H5OH] A ->[NaCO2/dil.HCl] B.}\]

[13] Amines
Chapter: [13] Amines
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Write the structure of monomer used in the preparation of

[15] Introduction to Polymer Chemistry
Chapter: [15] Introduction to Polymer Chemistry
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Name the elements that show anomalous behaviour in group 16 and 17.

[7.02] Group 16 Elements
Chapter: [7.02] Group 16 Elements
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Give two similarities and two differences in the elements of 3d, 4d and 5d series.

[8] Transition and Inner Transition Elements
Chapter: [8] Transition and Inner Transition Elements
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Give two similarities and two differences in the elements of 3d, 4d and 5d series.

[8.01] D-block Elements
Chapter: [8.01] D-block Elements
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