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Online Tests
Science 7th Class English Medium Chapter 4 Online Test MCQs With Answers
Question # 1
The maximum numebr of electrons that N-Shell accomodate are.
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2
8
18
32
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Question # 2
Letter K is used to express theshell around the nucleus of an atom.
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1st
2nd
3rd
4th
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Question # 3
Element present in grops have same number of ....... in their outermost shell.
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Electron
Proton
Atoms
Neutron
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Question # 4
The charge present on atom is
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Positive
Negative
Both a and b
Neutral
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Question # 5
The total numebr of electrons which M shell can accommodate
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2
8
18
32
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Question # 6
--------------- are fundamental particles of an atom.
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Electron
Proton
Neutron
All of these
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Question # 7
Positively charged particle of an atom is called.
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Electron
Proton
Atom
Neutron
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Question # 8
The particles of an element having different mass numbers.
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Proton
Neutrons
Isotopes
Atoms
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Question # 9
An element with fifteen protons in its atomic nucleus has atomic numebr.
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5
10
15
20
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Question # 10
The negetively charged particle arod nucleus are called.
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Electron
Proton
Atom
Neutron
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