CBSE Class 12 Chemistry

  • CBSE Class 12 Commercial Art Compartment Question Paper 2020

    SECTION A  Instruction : Write answers for all the six parts of the given question by selecting the correct one from the given options.   1. (a) Mention the title of the painting made by painter Nuruddin from the following miniature-paintings of the Rajasthani School :   (A) Maru-Ragini   (B)...

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  • CBSE Class 12 Chemistry Compartment Question Paper Solved 2020 Set A

    SECTION A Read the given passage and answer the question numbers 1 to 5 that follow :   A large number of simple molecules called monomers combine together by the process of polymerisation to form a macromolecule called polymer. If the repeating structural unit is derived from one type of monomer...

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  • CBSE Class 12 Chemistry Boards 2020 Question Paper Solved Set E

    SECTION : A Read the given passage and answer the questions 1 to 5 that follow :   The halogens have the smallest atomic radii in their respective periods.   The atomic radius of fluorine is extremely small. All halogens exhibit – oxidation state. They are strong oxidising agents and have maximum...

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  • CBSE Class 12 Chemistry Boards 2020 Question Paper Solved Set D

     SECTION – A Read the given passage and answer the questions 1 to 5 that follow :   Colloidal particles always carry an electric charge which may be either positive or negative. For example, when AgNO3 solution is added to KI solution, a negatively charged colloidal sol is obtained. The presence...

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  • CBSE Class 12 Chemistry Boards 2020 Question Paper Solved Set C

    SECTION A Read the given passage and answer the questions number 1 to 5 that follow : The d-block of the periodic table contains the elements of the groups 3 – 12 and are known as transition elements. In general, the electronic configuration of these elements is (n – 1) d1–10 ns1–2. The d-...

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CBSE Class 12 Commercial Art Compartment Question Paper 2020

 


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CBSE Class 12 Chemistry Compartment Question Paper Solved 2020 Set A

 


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CBSE Class 12 Chemistry Boards 2020 Question Paper Solved Set E

 


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CBSE Class 12 Chemistry Boards 2020 Question Paper Solved Set D

 


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CBSE Class 12 Chemistry Boards 2020 Question Paper Solved Set C

 


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CBSE Class 12 Chemistry Boards 2020 Question Paper Solved Set B

 


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CBSE Class 12 Chemistry Boards 2020 Question Paper Solved Set A

 


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NCERT Class 12 Chemistry Answers and Solutions

 
 
NCERT Class 12 Chemistry Answers and Solutions




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CBSE Class 12 Chemistry Aldehydes Ketones and Carboxylic Acids MCQs Set B

Q.1 Which of the following forces explain the boiling point of aldehydes and ketones?

Options:
(a) Hydrogen bonding        (b) van der Waal’s forces
(c) Dipole-dipole attraction (d) None of these

Answer=C


Q.2 Which is highly soluble in water?

Options:
(a) Methanal   (b) Propanal
(c) Propanone (d) Butanone

Answer=A


Q.3 Propanal and propanone, both have same molecular formula(C3H6O), what do you expect about their boiling points?

 


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CBSE Class 12 Chemistry Aldehydes Ketones and Carboxylic Acids MCQs Set A

Q.1 Which of the following contain an aldehyde?

Options:
(a) Vanilla beans (b) Meadow sweet
(c) Cinnamon     (d) All of these

Answer=D

Q.2 Which of the following have pleasant smell?

Options:
(a) Methanal (b) Propanal
(c) Ethanal   (d) Hexanal

Answer=D


Q.3 Which one of the following can be oxidised to the corresponding carbonyl compound?

Options:
(a) 2-hydroxy-propane
(b) Ortho-nitrophenol
(c) Phenol
(d) 2-methyl-2 hydroxy-propane

 


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Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

Class 10 Boards Cancelled Class 12 postponed

Looking to the present situation of the pandemic and school closures, and also taking in account the safety and well-being of the students, it is decided as follows:   1. The Board Exams for Class XIIth to be held from May 4th to June, 14th, 2021 are hereby postponed....

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ICSE Board Exams Cancelled

The ICSE (Class X) 2021 Examination: Given the present worsening situation of the Covid- 19 Pandemic in the country, the CISCE has decided to CANCEL the ICSE (Class X) 2021 Examination. The options given in the earlier Circular dated 16th April 2021, now stands...

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Time management for CBSE students

The first thing to learn about Time Management is that time is theoretical so you can’t really manage it. What you do when you get into time management, is that you manage yourself. You decide what has to be done, when it must be done and how to do it in the stipulated...

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CBSE Assessment Framework

The Central Board of Secondary Education (CBSE) today, announced a suggested competency-based assessment framework to strengthen India’s existing school education system for secondary level (classes 6-10) and improve the overall learning outcomes of students across...

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Latest CBSE Syllabus for 2021 2022 PDF Download

Latest Syllabus for Class 12 for 2021 2022 Latest Syllabus for Class 11 for 2021 2022 Latest Syllabus for Class 10 for 2021 2022 Latest Syllabus for Class 9 for 2021 2022 CBSE has issued the latest syllabus for the academic year 2021 2022 which is applicable for all...

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