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ICSE Class X Prelims 2024 : Chemistry (Gokuldham High School & Junior College (GHS), Mumbai)

10 pages, 89 questions, 1 questions with responses, 1 total responses,

Shikhar Karmakar
Gokuldham High School & Junior College (GHS), Mumbai
1st to 10th science

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GOKULDHAM HIGH SCHOOL &JUNIOR COLLEGE SECONDARY SECTION (2023-2024) PRELIMINARY EXAMINATION SUBJECT: CHEMISTRY (SCIENCE PAPER ID MARKS: 80 TIME: 2 hours GRADE: 10 DATE:04.01.2024 Answers to this Paper must be written on the paper provided separately. > You willnot be allowed to writeduring 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 Ais compulsory. Attempt any four questions from Section B. > The intended marks for questions or parts of questions are given in brackets > This paper consists of 10 printed pages. SECTION A Question 1 (Attempt all questions from this section) Choose thecorrect answers to the questions from the given options. [15] (Do not copy the question, write the correct answers only.) i) Which of the following properties do not match with elements of the halogen fanmily? a. They have seven electrons in their valence shell. b. They are highly reactive chemically. C. They are metallicin nature. ii) d. They are diatomic in their molecular form. A molecule containing a triple co-valent bond is: a. Ammonia b. Ethane iii) c. Ethylene d. Acetylene Among the period 2 elements the one which has high electron affinity is: a. Lithium b. Chlorine C. Fluorine d. Neon 1

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