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Answer: (A) Calcium Nitrate (ii) The organic compound which undergoes substitution reaction is : (A) C 2 H 2 (B) C 2 H 4 (C) C 10 H 18 (D) C 2 H 6 Answer: (D) C 2 H 6 (iii) The electrolysis of acidified water is an example of: (A) Reduction (B) Oxidation (C) Redox reaction (D) Synthesis Answer: (C) Redox reaction
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ICSE Class 10 Chemistry Question Paper solved Set ASECTION - I (40 MARKS)(Attempt all questions from this Section) Question 1. (a) Fill in the blanks from the choices given in brackets. [5] (i) The energy required to remove an electron from a neutral isolated gaseous atom and convert it into a positively charged gaseous ion is called .
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Complete solutions of last 10 years ICSE Class 10 Chemistry Board Question Papers. Previous years solved ICSE board papers. Answers as per latest ICSE marking scheme. Score more marks in Chemistry board exam.
ICSE Class 10 Chemistry Question Paper Solution 2017
The Previous Year Chemistry Exam Question Paper for ICSE Class 10 Board - 2019 has two sections in the question paper, A and B, each carrying 40 marks. The first section contains short-answer-type questions that are compulsory to attempt. In the second section, you only have to attempt any four of the remaining questions.
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Answer: (a) (i) ionisation potential (ii) carbon tetrachloride (iii) OH - (iv) SO 2 (v) C 2 H 6 (b) Choose the correct answer from the options given below: [5] (i) A chloride which forms a precipitate that is soluble in excess of ammonium hydroxide, is: 1. Calcium chloride 2. Ferrous chloride 3. Ferric chloride
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1. high melting point. 2. consists of molecules. 3. always soluble in water. 4. conducts electricity when it is in the molten state. Answer: (b) (iii) 2. consists of molecules. (iv) To increase the pH value of a neutral solution, we should add: 1. an acid. 2. an acid salt.
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correct answer from the options given below: A chloride which forms [5] precipitate that is soluble in excess of ammonium hydroxide, is: Calcium chloride Ferrous chloride Ferric chloride Copper chloride If the molecular formula of an organic compound is C10H18 it is: alkene alkane alkyne Not a hydrocarbon
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Question 1 (a) Fill in the blanks from the choices given in brackets: [5] (i) The energy required to remove an electron from a neutral isolated gaseous atom and convert it into a positively charged gaseous ion is called _______________. (electron affinity, ionisation potential, electronegativity)
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Previous Year Solved Question Papers, ICSE Board Class-10. Board - Indian Certificate of Secondary Education (ICSE), www.cisce.org. Subject - English Literature. Year of Examination -2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011 and 2010. 2020 Solved Question paper for ICSE English Literature.
ICSE Class 10 Chemistry Question Paper Solution 2017
(a) Choose the correct answer from the options given below: (i) An electrolyte which completely dissociates into ions is: A. Alcohol B. Carbonic acid C. Sucrose D. Sodium hydroxide (ii) The most electronegative element from the following elements is: A. Magnesium B. Chlorine C. Aluminium D. Sulphur
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Answer 4. Fill in the blanks from the choices given in brackets: Potassium sulphite on reacting with hydrochloric acid releases _______gas. Cl 2, SO 2, H 2 S) 230 Views Answer Advertisement 5. Fill in the blanks from the choices given in brackets: The compound formed when ethene reacts with Hydrogen is ________. (CH 4, C 2 H 6, C 3 H 8) 219 Views
ICSE Class 10 Chemistry Question Paper Solution 2017
(a) Choose the correct answer from the options given below: (i) The salt solution which does not react with ammonium hydroxide is: A. Calcium Nitrate B. Zinc Nitrate C. Lead Nitrate D. Copper Nitrate (ii) The organic compound which undergoes substitution reaction is: A. C 2 H 2 B. C 2 H 4 C. C 10 H 18 D. C 2 H 6
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Answer: (a) (b) (c) Question 2: (a) Evaluate without using trigonometric tables, (b) (c) Jaya borrowed โน 50,000 for 2 years. The rates of interest for two successive years are 12% and 15% respectively. She repays โน33,000 at the end of the first year. Find the amount she must pay at the end of the second year to clear her debt. Answer: (a) (b)
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ISC Chemistry Previous Year Question Paper 2017 Solved for Class 12 Maximum Marks: 70 Time allowed: 3 hours Answer all questions in Part I and six questions from Part II, choosing two questions from Section A, two from Section B and two from Section C.
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Question 1: (a) Fill in the blanks from the choices given in brackets: (i) The energy required to remove an electron from a neutral isolated gaseous atom and convert it into a positively charged gaseous ion is called _______________. (electron affinity, ionisation potential, electronegativity)
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ICSE Chemistry Previous Year Question Paper 2015 Solved for Class 10 ICSE Paper 2015 CHEMISTRY (Two Hours) 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 [โฆ]