what is the valency of hydrogen,potassium and calcium?
State two observations which show that atom is not indivisible.
Why is direct combination reaction also called synthesis reaction
why was rutherfords atomic model was rejected
what are the differences between oxidation and reduction?
What is the nature of charge on cathode rays?
what is valency of an atom?
what do you mean by nuclear energy ?
why does the e/m ratio of a proton differ from gas to gas,but whereas not for an electron?
define Bohr bury rules?
Why do certain elements exhibit variable valency ?
State one drawback of Rutherford's model.
an atom contains 20 protons, 20 electrons ans 20 neutrons. Mention the follwing details of the atom by its electronic configuration diagramatic representation
why gases become good conductor of electricity under low pressure?
tell the ionic configuration of fe2o3 (detail)
what is the valency of hydrogen,potassium and calcium?
State two observations which show that atom is not indivisible.
Why is direct combination reaction also called synthesis reaction
why was rutherfords atomic model was rejected
what are the differences between oxidation and reduction?
What is the nature of charge on cathode rays?
what is valency of an atom?
what do you mean by nuclear energy ?
why does the e/m ratio of a proton differ from gas to gas,but whereas not for an electron?
define Bohr bury rules?
Why do certain elements exhibit variable valency ?
State one drawback of Rutherford's model.
an atom contains 20 protons, 20 electrons ans 20 neutrons. Mention the follwing details of the atom by its electronic configuration diagramatic representation
why gases become good conductor of electricity under low pressure?
tell the ionic configuration of fe2o3 (detail)