CBSE Class 10 Sample Paper Science Solution - For 2024 Boards

Question 1

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Question 2 Important

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Question 3

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Question 4 left arrow to signify that you are on this page You are here

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Question 5 Important

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Question 6

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Question 7

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Question 8 Important

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Question 9

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Question 10 Important

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Question 11

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Question 12

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Question 13 Important

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Question 14 Important

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Question 15

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Question 16 Important

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Question 17 [Assertion Reasoning] Important

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Question 18 [Assertion Reasoning]

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Question 19 [Assertion Reasoning]

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Question 20 [Assertion Reasoning] Important

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Question 21

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Question 22 Important

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Question 23 (Choice 1) Important

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Question 23 (Choice 2)

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Question 24

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Question 25 (Choice 1)

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Question 25 (Choice 2) Important

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Question 26

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Question 27 Important

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Question 28 (Choice 1) Important

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Question 28 (Choice 2)

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Question 29 Important

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Question 30

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Question 31 (i) Important

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Question 31 (ii)

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Question 31 (iii) Important

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Question 32 (i)

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Question 32 (ii) Important

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Question 33 Important

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Question 34 (Choice 1A)

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Question 34 (Choice 1B) Important

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Question 34 (Choice 2)

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Question 35 (Choice 1)

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Question 35 (Choice 2A) Important

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Question 35 (Choice 2B)

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Question 36 (Choice 1) Important

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Question 36 (Choice 2) Important

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Question 37 (a) [Case Based]

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Question 37 (b) - Choice 1 [Case Based] Important

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Question 37 (b) - Choice 2 [Case Based]

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Question 38 (a) [Case Based] Important

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Question 38 (b) [Case Based]

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Question 38 (c) - Choice 1 [Case Based] Important

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Question 38 (c) - Choice 2 [Case Based]

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Question 39 (a) [Case Based]

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Question 39 (b) [Case Based] Important

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Question 39 (c) - Choice 1 [Case Based]

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Question 39 (c) - Choice 2 [Case Based] Important

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On adding dilute sulphuric acid to a test tube containing a metal ‘X’, a colourless gas is produced when a burning match stick is brought near it. Which of the following correctly represents metal ‘X’?

(a) Sodium

(b) Sulphur

(c) Copper

(d) Silver

 

Answer:

(a) Sodium

Sodium metal undergoes a single displacement reaction when mixed with dilute sulphuric acid. It replaces the hydrogen ion as a result of which sodium chloride is formed and hydrogen gas is released. It is a colorless gas

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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo