EASY
8th ICSE
IMPORTANT
Earn 100

The central part of an atom is called nucleus.

50% studentsanswered this correctly

Important Questions on Atomic Structure

EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 4 - Atomic Structure>Exercise>Q 4
The outermost shell of an atom is known as
HARD
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 4 - Atomic Structure>Exercise>Q 4
The number of valence electrons present in magnesium is
EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 4 - Atomic Structure>Exercise>Q 4
The sub-atomic particle with positive charge is
HARD
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 4 - Atomic Structure>Exercise>Q 4
If the atomic number of an atom is 17 and the mass number is 35, then the number of neutrons will be
EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 4 - Atomic Structure>Exercise>Q 4
The number of electrons in an atom is equal to the number of
EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 4 - Atomic Structure>Exercise>Q 4
The sum of the number of protons and the number of neutrons present in the nucleus of an atom is called its
HARD
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 4 - Atomic Structure>Exercise>Q 5
Name three fundamental particles of an atom. Give the symbol with charge, on each particle.
EASY
8th ICSE
IMPORTANT
Concise Chemistry Middle School for Class 8>Chapter 4 - Atomic Structure>Exercise>Q 6
Define atomic number.