NCERT solution for class 9 // Chapter 4 - Structure of the atom
NCERT solutions > class 9 > Science > chapter 4 NCERT solution for class 9 // Chapter 4 - Structure of the atom Chapter 4 - Structure of the atom Page number 47 Q1. What are canal rays? Ans- Canal rays are positively charged radiation with the help of canal rays the positively charged proton and another subatomic particles were discovered Q2. If an atom contains one electron and one proton will it carry any charge or not? Ans- If that an atom contain same positive and negative charge then atom is electrically neutral so the atom is neutral in this condition Page number 49 Q3. On the basis of Thomson model of an atom explain how the atom is neutral as a whole Ans- According to the Th...