1 |
In .... elements are arranged in order of increasing atomic numbers. |
Group
Period
Orbit
Shell
|
2 |
Element present in grops have same number of ....... in their outermost shell. |
Electron
Proton
Atoms
Neutron
|
3 |
The maximum numebr of electrons that N-Shell accomodate are. |
2
8
18
32
|
4 |
Area around nucleus where electrons are found are called. |
Orbit
Shell
Both a and b
None of these
|
5 |
The numebr of electorns present in an atom s equal to number of. |
Nucleus
Neutrons
Proton
Atom
|
6 |
The charge present on atom is |
Positive
Negative
Both a and b
Neutral
|
7 |
--------------- are fundamental particles of an atom. |
Electron
Proton
Neutron
All of these
|
8 |
The negetively charged particle arod nucleus are called. |
Electron
Proton
Atom
Neutron
|
9 |
Positively charged particle of an atom is called. |
Electron
Proton
Atom
Neutron
|
10 |
The particles of an element having different mass numbers. |
Proton
Neutrons
Isotopes
Atoms
|