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Class 7 Science Cerification Guide: Practice Test 3 (Chapter 7)

Elements and Compounds Quiz Questions & Answers PDF Download - 3

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The Elements and compounds Quiz Questions and Answers PDF (Elements and Compounds Quiz PDF e-Book) download Ch. 7-3 to learn Class 7 Science Course. Solve Properties of Compound MCQs PDF, Elements and Compounds Quiz Questions and Answers to learn homeschool online courses. The Elements and Compounds Quiz App Download: Free Class 7 Science App to learn properties of compound, uses of elements, what is element, compound formation test prep for online education programs.

The Quiz: When iron and sulphur are mixed together at room temperature there is lack of; "Elements and Compounds" App (iOS, Android) with answers: production of new product, reaction, and mixed reaction to learn homeschool online courses. Study Properties of Compound MCQ Questions, download Google Book (Free Sample) for online elementary school.

Elements and Compounds Exam Questions and Answers PDF Download: Test 3

MCQ: 11

When iron and sulphur are mixed together at room temperature there is lack of

  1. reaction
  2. production of new product
  3. mixed reaction
  4. both a and b
MCQ: 12

Due to temperature sensitivity the element which is filled in thermometer, is

  1. mercury
  2. copper
  3. helium
  4. oxygen
MCQ: 13

Heating, exposing to light or passing electricity will only let to decompose

  1. element
  2. compound
  3. mixture
  4. liquid
MCQ: 14

A substance which cannot be broken into further simpler substance by any chemical reaction is called

  1. element
  2. compound
  3. mixture
  4. solution
MCQ: 15

Nitric acid is combined with oxygen to produce brown fume of

  1. nitrogen oxide
  2. nitrogen dioxide
  3. carbon dioxide
  4. nitrogen

Download Elements and Compounds Mobile App (iOS & Android)

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Elements and Compounds Quiz App (iOS & Android)

Elements and Compounds Quiz App

7th Grade Science Quiz App (Android & iOS)

7th Grade Science Quiz App

6th Grade Science Quiz App (Android & iOS)

6th Grade Science Quiz App

8th Grade Science Quiz App (iOS & Android)

8th Grade Science Quiz App