Advertisements
Advertisements
प्रश्न
Write true or false for the following statement
The maximum number of electrons in the first shell can be 8.
विकल्प
True
False
Advertisements
उत्तर
false
APPEARS IN
संबंधित प्रश्न
Multiple Choice Questions
number of valence electrons present in magnesium is
Name three fundamental particles of the atom. Give the symbol with charge, on each particle.
Explain the rule with example according to which electrons are filled in various energy levels
FILL IN THE BLANK
In an atom, the last shell containing electrons is called its..................shell.
ANSWER IN DETAIL
Name the three subatomic particles. How are they different from each other ?
Draw the electronic configuration of the following elements clearly stating the number of neutrons and protons in their nucleus.
a. Beryllium b. Silicon
c. Chlorine d. Aluminium
e. Nitrogen
State whether the following statement is true or false :
The anode rays obtained from all the gases consist of positively charged particles called protons.
Compare an electron and a proton in respect of mass and charge.
State its one drawback of Rutherford’s atomic model.
With reference to the discovery of the structure of an atom, explain in brief – William Crookes experiment for the discovery of cathode rays, followed by – J.J. Thomsons experiment pertaining to the constituents of the cathode rays. State which sub-atomic particle was discovered from his experiment.
