Advertisements
Advertisements
प्रश्न
What are inert elements?
उत्तर
The elements have a complete outermost shell, i.e. 2 or 8 electrons. They ordinarily do not enter into any reaction.
APPEARS IN
संबंधित प्रश्न
Fill in the blanks of the following statements :
An atom has atomic mass number 23 and atomic number 11. The atom has_________ electrons.
Cathode rays are a beam of fast moving _________
The maximum number of electrons that can be accommodated in L shell are_________
The maximum number of electrons that can go into the M shell is _________
All the gases from cathode rays and anode rays when electricity is passed through them :What does the formation of cathode rays tell us about the atoms?
How does an electron differ from a neutron?
What are cathode rays? How are these rays formed?
Write down the number of electrons in X and neutrons in Y.
If electrons are getting added to en element Y; then
Is Y getting oxidized or reduced?
In the formation of (i) oxygen molecule (ii) carbon tetrachloride molecule, state the following:
- Electronic configuration of nearest inert gas attained.
- How many electrons are shared/transferred in bond formation
- Which type of bonds these compounds form?
- Draw their orbital diagrams.
Give a simple diagram to show the arrangement of the electrons in an atom of sulphur.
Cathode rays are made up of
When an atom gains an electron it has more electrons and thus it carries a positive charge.
