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ICSE Class X Board Specimen 2023 : Chemistry

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Sample Question Paper-1 (Specimen Paper issued by CISCE dated 12thJuly 2022) CHEMISTRY (Science Paper-2) Class-10th SOLVED Time allowed: 2 hours MM: 80 Answers to this Paper must be written on the paper provided separately. You will not be allowed to write during the first 15 minutes. This time is to be spent in reading the Question Paper. The time given at the head of this Paper is the time allowed for writing the answers. Section A is compulsory. Attempt any four questions from Section B. The intended marks for questions or parts of questions are given in brackets [ ]. Section-A (Attempt all questions from this Section) Question 1 Choose one correct answer to the questions from the given options: (i) A weak electrolyte is: (a) Alcohol (b) Potassium hydroxide (c) Ammonium hydroxide (d) Glucose (ii) Electron affinity is maximum in: (a) Alkaline earth metals (b) Halogens (c) Inert gases (d) Alkali metals (iii) The main components of bronze are: (a) Copper and tin (b) Copper and iron (c) Copper and lead (d) Copper and zinc (iv) A polar covalent compound is: (a) Methane (b) Ammonia (c) Nitrogen (d) Chlorine (v) An acid which has two replaceable hydrogen ions: (a) Acetic acid (b) Hydrochloric acid (c) Phosphoric acid (d) Carbonic acid (vi) The hydroxide which is soluble in excess of NaOH is: (a) Ferric hydroxide (b) Lead hydroxide (c) Copper hydroxide (d) Calcium hydroxide (vii) If the RMM of carbon dioxide is 44, then its vapour density is: (a) 22 (b) 32 (c) 44 (d) 88 (viii) Drying agent used to dry Hydrogen chloride gas: (a) Concentrated Sulphuric acid (b) Calcium oxide (c) Sulphurous acid (d) Calcium hydroxide To know about more useful books Click Here [15]

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