Question

Q.20 Read the following passage and with your own knowledge answer the
following questions:
In order to overcome the objections raised against Rutherford's Model of an atom, Neil Bohr
put forward the following postulates about the model of an atom.
(0) Only certain special orbits known as discrete orbits of electrons are allowed inside
the atom.
While revolving in discrete orbits the electrons do not radiate energy.
Complete the following statements:
20.1 Atoms are made up of
and
20.2
amended Rutherford's shortcomings.
20.3 The electronic configuration of sulphur is
and valency is
20.4 The formula for accommodate electrons is
20.5 Discrete orbits are also known as​

Answer 1

Answer:

Neils Bohr put forward the following postulates about the model of an atom: (i) Only certain special orbits known as discrete orbits of electrons are allowed inside the atom. (ii) While revolving in discrete orbits the electrons do not radiate energy