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Nersee Monjee Educatonal Trustr's M ontecusns JAMNABAI NARstE SaHOOL Narsee Monjee Bhaven, Nersee Manjee Muro. N.S Road No. 7. J.V.P.D. Scheme. Vile Pade (W). Mumbal 400 049, Indie c in 91 22 0915 7576 /8915 7570 www jns c in January 2024 Second Preliminary Examination CHEMISTRY Std. 10) Marks:80 Time:2 hrs Date:12/01/2024 paper provided separately. Answers to this Paper must be writtenon the the first 10 minutes. You will not be allowed to wrile during questionDTper the This time is to be spenf in reddlng allopeaior 9rinzthe answers. tme the is P per this head of the at given time The marks from Section B. Th ntended questions three and any A Section Attempt all questions from are given in brackets [/ for questions or parts of questions This paper consists of iprinted pages SE CTIONA Attempiallauesiton ronthissertion) Question 1 from the given options. Choose the correct answers to thequesticns copgithe question, write thecorrect answers only) (Do not |15] acetic acid evolves a gas. Which of the following (i) Sodium hydrogen carbonate when added to statements are true about the gas evolved? (A) It turns lime water imalky (B) It extinguishes a burning spinter (C) It dissolves in a solution of caisic soda (D) It has a pungent odour (a) A and B (b) A, B and C (c) B, C and D (d) A and D and pressure (ii) Assertion (A): Volumes of gases are converted to standard temperature conditions and compared. Reason(R): Changes in any volume changes the temperature and pressure. assertion. (a) Both assertion and reason are true, and reason is the correct explanation of 1
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