Trending ▼   ResFinder  

ICSE Class X Board Exam 1999 : Chemistry

6 pages, 65 questions, 65 questions with responses, 115 total responses,    0    0
ICSE
Indian Certificate of Secondary Education (ICSE), New Delhi
+Fave Message
 Home > icse >   F Also featured on: mehdi_momin

Formatting page ...

SCIENCE Paper 2 (Chemistry) - 1999 (One hour and a half) 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 I is compulsory. Attempt any four questions from Section II. The intended marks for questions or parts of questions are given in brackets [ ]. S ECTION I (40 Marks) Attempt all questions from this Section Question 1 (a) Chlorine is subject of the following questions: [5] (i) What is the atomicity of chlorine? (ii) Name the compounds formed when chlorine reacts with water (formulae are NOT acceptable.) (iii) Chlorine reacts with white phosphorous forming phosphorous trichloride and phosphorous pentachloride. Write balanced equations for the formation of each of these compounds. Question 1 (b) Answer the following questions, relating your answers only to salts in the list given below: Anhydrous calcium chloride, copper sulphate-5-water, sodium carbonate-10- water. [5] (i) Which compound is efflorescent? (ii) Which compound is blue in colour? (iii) Which compound is deliquescent? (iv) What would be seen on mixing a solution of calcium chloride with a solution of sodium carbonate? (v) Write the balanced equation for the reaction occurring when a solution of calcium chloride is mixed with a solution of sodium carbonate. Question 1 [5]

Formatting page ...

Top Contributors
to this ResPaper
(answers/comments)


Anonymous

(22)

Lucky

(13)

taransystems

(13)

Vedant Potdar

(11)

Formatting page ...

Formatting page ...

Formatting page ...

Formatting page ...

 

  Print intermediate debugging step

Show debugging info


 

Additional Info : Solved ICSE Board exam paper study guide - ICSE 1999 : SCIENCE Paper 2 (Chemistry) - I.C.S.E. Free Online Question Paper
Tags : science, paper 2, chemistry, 1999, icse, i.c.s.e., indian certificate of secondary education, cisce, council for the indian school certificate examinations, solved icse board exam papers, free sample question papers , online model answers, students, teachers, icse schools, india, icse examination results, icse free download, icse papers, pdf download 2020 2021 2022 2023, 2024 icse sample papers, icse books, portal for icse india, icse question bank, indian certificate of secondary education, icse question papers with answers, icse model test papers, solved past board question papers of icse last year, previous years solved question papers, free online icse solved question paper, icse syllabus, india icse board sample questions papers, last 10 years icse papers, icse question papers 2022 - 2023, icse guess sample questions papers, icse important questions, class 10 specimen / guess / mock papers, icse pre board question papers, icse 2022 - 2023 pre-board examination  

© 2010 - 2024 ResPaper. Terms of ServiceContact Us Advertise with us

 

icse chat