CBSE Class 10 Science Sample Paper 2020 Set B

Read and download PDF of CBSE Class 10 Science Sample Paper 2020 Set B designed as per the latest curriculum and examination pattern for Class 10 issued by CBSE, NCERT and KVS. The latest Class 10 Science Sample Papers have been provided with solutions so that the students can solve these practice papers and then compare their answers. This will help them to identify mistakes and improvement areas in Science Class 10 which they need to study more to get better marks in Class 10 exams. After solving these guess papers also refer to solved Class 10 Science Question Papers available on our website to build strong understanding of the subject

Sample Paper for Class 10 Science Pdf

Students can refer to the below Class 10 Science Sample Paper designed to help students understand the pattern of questions that will be asked in Class 10 exams. Please download CBSE Class 10 Science Sample Paper 2020 Set B

Science Class 10 Sample Paper

CARBON AND ITS COMPOUNDS
 
1. What is the name given to the chemical bond
 
a) formed by sharing of electrons between two atoms?
 
b)formed by the transfer of electrons from one atom to another?
 
2. Draw the electron structure of simplest ketone. 
 
3. Which of the following compounds has double bond:
       
    C4H10,C4H6.C4H8
 
4. Name a catalyst that can be used in the addition reaction of unsaturated hydrocarbon with hydrogen.
 
5. Identify the functional group present in C2H5OH 
 
6. Give the name and structural formula of the next higher homologue of CH3CHO
 
7. A hydrocarbon has six carbon atoms. Write the molecular formula of the alkane and alkyne it forms.
 
8. State one advantage of detergents over soaps. 
 
9. Draw the structural formula of cyclohexane and benzene. 
 
10. Why does carbon form bonds by sharing electrons and not by losing or gaining electrons?
 
11. Explain why
 
a) Diamond is hard whereas graphite is soft
 
b) Diamond is a poor conductor of electricity whereas graphite is a good conductor.
 
12. What do you understand by homologus series? State any two characteristics of a homologus series?
 
13. Explain the bond formation in the following
 
a) Water
 
b) Carbon dioxide
 
14. What is meant by substitution reaction? What type of hydrocarbons show substitution reaction? Explain with an example.
 
15. Complete the following equations
 
a) CH3CH2OH + CH3COOH→
 
b) CH3CH2OH + Na→
 
c) CH3COOH + Na2CO3
 
16. What happens when ethanol is treated with alkaline potassium permanganate? Identify the type of reaction and write an equation for the same.
 
17. Explain the versatile nature of carbon to form large number of compounds. Also explain why carbon forms strong bonds?
 
18. a) Differentiate between saturated and unsaturated hydrocarbons?
 
b) How are saturated and unsaturated hydrocarbons identified using bromine water?
 
c) Identify unsaturated hydrocarbons from the following and draw their structural formula: C3H4,C3H6.C3H8
 
19. a) What do you understand by functional group?
 
b) Draw the structure of a chloroalkane with three carbon atoms and write its IUPAC name.
 
c) Identify the functional groups in the following and write their IUPAC names
 
i) CH3CH2CH2COOH    ii) CH3CH2CH2 CO CH3
 
20. a) Explain cleansing action of soap.
 
b) What are isomers? Draw all possible isomers of pentane.
 
 
 
Please click on below link to download CBSE Class 10 Science Sample Paper 2020 Set B

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Sample Paper Science Class 10

We hope you liked the above provided CBSE Class 10 Science Sample Paper 2020 Set B. To get an understanding of the type of questions which were asked in exams, it is important for Class 10 students to refer to CBSE Class 10 Science Sample Paper 2020 Set B that we have provided above. Students can download the Sample Paper for Class 10 Science which will be coming in the exams so that you can practise them and solve all types of questions that can be asked in exams. If you do CBSE Class 10 Science Sample Paper 2020 Set B for Class 10 Science you will easily understand the way examination Sample Paper are set by teachers.

Class 10 Science Sample Paper

The latest Sample Paper CBSE Class 10 Science Sample Paper 2020 Set B covers all the topics which have been suggested by CBSE in their Class 10 Science syllabus for the current year. By doing CBSE Class 10 Science Sample Paper 2020 Set B you will understand the regular questions and MCQ questions for Class 10 Science which are always asked and learn them so that you can get full marks in those questions.

Class 10 Science Model Question Paper Pdf Download

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Science Sample Paper Class 10 with Solutions

We have provided CBSE Class 10 Science Sample Paper 2020 Set B with solutions. You will be able to understand the type of answers which you should write in Class 10 Science exams to score good marks. You should attempt all the last year question paper for Class 10 and Class 10 Science MCQ Test in examination conditions at home and then compare their answers with the solutions provided by our teachers. This way you will be able to identify your weak areas and also understand how the teachers of Class 10 Science set their questions in the exams.

CBSE Class 10 Science Sample Paper with solutions

We have provided the current year Class 10 Science Sample Paper. Students who want to practice Sample Paper from all previous years can easily get them on studiestoday. We are the leading website in India from which you can download all the latest Class 10 Science study material for free as per the CBSE syllabus for Class 10 Science for the current academic year.

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