EASY
9th CBSE
IMPORTANT
Earn 100

Why is it that an atom is neutral in spite of charged particles present in it?

Important Questions on Structure of the Atom

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 15
Name a nucleus which does not contain neutron.
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 16
What is nucleus of an atom? What is the nature of charge on it?
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 17
Name the scientist who discovered the nucleus of atom. (Dalton / Rutherford)
EASY
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 18
Name the scientist who showed that an atom has a lot of empty space within it. (Ernest Rutherford / Niels Bohr)
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 19
How was it shown that the nucleus of an atom is positively charged?
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 20
Cite evidence for the existence of nucleus in an atom.
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 21
What information about the nucleus of an atom do we get from Rutherford's alpha-particle scattering experiment?
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>CHECK YOUR PROGRESS>Q 22
Give experimental evidence to show that the entire mass of an atom is centred at the nucleus.