4th Chapter

7th General Science English Medium Chapter 4 Test

Here you can prepare 7th General Science English Medium Test. Click the button for 7th General Science English Medium Chapter 4 100% free full practice test.

7th Class General Science MCQ Test With Answer for Science chapter 4

7th Class General Science MCQ Test With Answer for Science chapter 4

Sr. # Questions Answers Choice
1 The maximum numebr of electrons that N-Shell accomodate are.
  • A. 2
  • B. 8
  • C. 18
  • D. 32
2 Formula showing maximum number of electrons in a shell.
  • A. n2
  • B. 2n2
  • C. 3n2
  • D. 4n2
3 An element with fifteen protons in its atomic nucleus has atomic numebr.
  • A. 5
  • B. 10
  • C. 15
  • D. 20
4 The central part of an atom is called.
  • A. Electron
  • B. Proton
  • C. Neutron
  • D. Nucleus
5 Area around nucleus where electrons are found are called.
  • A. Orbit
  • B. Shell
  • C. Both a and b
  • D. None of these
6 The numebr of electorns present in an atom s equal to number of.
  • A. Nucleus
  • B. Neutrons
  • C. Proton
  • D. Atom
7 The negetively charged particle arod nucleus are called.
  • A. Electron
  • B. Proton
  • C. Atom
  • D. Neutron
8 Positively charged particle of an atom is called.
  • A. Electron
  • B. Proton
  • C. Atom
  • D. Neutron
9 --------------- are fundamental particles of an atom.
  • A. Electron
  • B. Proton
  • C. Neutron
  • D. All of these
10 The elements of group 18 are called.
  • A. Alkali metals
  • B. Noble gases
  • C. Alkaline metals
  • D. Transition metals

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