Class 7 Science Learning App | Atoms and Atom Model MCQs e-Book PDF

Class 7 Science MCQs (Grade 7) From Textbook

Class 7 Science Competitive Exam MCQs – Practice Test 13 (Chapter 1)

Atoms and Atom Model MCQs with Answers PDF Download – Test 13

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Free "Class 7 Science Learning" App Download with MCQ: First electromagnetic generator "Faraday disk" was built in; with answers: 1831, 1381, 1813, and 1183 for science digital academic support. Solve Uses of Radioisotopes MCQ Questions, download Google e-Book (Free Chapter) to achieve exam excellence.

Atoms and Atom Model MCQs – Practice Test 13 PDF Download

MCQ 61: The first electromagnetic generator "Faraday disk" was built in:

  1. 1381
  2. 1831
  3. 1813
  4. 1183

MCQ 62: If no loss or gain of electrons occur by mixing of two atoms, we say that they may be attached to each other due to:

  1. proton attraction
  2. neutron attraction
  3. sharing of electrons
  4. opposite charges

MCQ 63: Uranium-238 which is an isotope of uranium, is:

  1. stable
  2. radioactive
  3. complete
  4. decayed

MCQ 64: The symbol of Nitrogen is:

  1. Bo
  2. C
  3. N
  4. Br

MCQ 65: The larger the number of subatomic particles, the more the likeliness of being:

  1. stable
  2. radioactive
  3. complete
  4. decayed

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