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ICSE Class X Sample / Model Paper 2024 : Chemistry

8 pages, 48 questions, 0 questions with responses, 0 total responses,

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ICSE 10TH CHEMISTRY SAMPLE PAPER 1 PAGE 1 Sample Paper 1 ICSE Class X 2023-24 Chemistry Science Paper - 2 Time: 2 Hours Max. Marks: 80 General Instructions: 1. Answer to this Paper must be written on the paper provided separately. 2. You will not be allowed to write during first 15 minutes. 3. This time is to be spent in reading the question paper. 4. The time given at the head of this Paper is the time allowed for writing the answers. 5. Section A is compulsory. Attempt any four questions from Section B. 6. The intended marks for questions or parts of questions are given in brackets [ ]. SECTION - A (Attempt all questions from this Section.) QUESTION 1. Choose the correct answers to the questions from the given options. [15] (Do not copy the questions, write the correct answer only.) (i) Identify one statement that holds true for electrolysis of molten lead bromide. (a) Silver grey metal deposits at the anode. (b) Temperature is not maintained during electrolysis. (c) Brown vapours of bromine are obtained at the anode. (d) Electrolyte contains H+ ions along with Pb2+ ions. (ii) If the pH of a solution is 2 , then the solution is a (a) strong acid (b) strong alkali (c) weak acid (d) weak alkali (iii) In a periodic table, the element of period 3 are arranged in the increasing order of ionisation potentialas (a) B, N,Cl, Ar (b) Mg, Si, S, Ar (c) Ar, Si, S, Mg (d) Si, Ar, Cl, Mg

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