Structure of atom part 9

The first use of quantum theory to explain the structure of atom was made by

The first use of quantam theroy to explain the structure of atom was made by :

Briefly describe Rutherford's structure of atom.

Structure of an atom|Class 9|Bohr's model|electronic configuration|valency|Isotopes|Isobars

Bohr's model of the structure of atom is not in conformity with

Which of the following structures is not a part of excretory system of cockroach?

In a ccp structure of X atoms, Y atoms occupy all the octahedral holes. If 2X atom are removed from corners and replaced by Z, then the formula of the compound will be

Which of the following structures or compartments is not part of the plant's apoplast?

Name the atoms of a substance having same atomic number, but different mass numbers. Give one example of such a substance. How do the structures of such atoms differ ?

Write the Lewis structures of a fluorine atom and a fluorine molecule (the atomic number of F is 9).