List of top Chemistry Questions on Chemical bonding and molecular structure asked in OJEE

Atoms of different elements with the same number of neutrons are called:
Atoms of different elements possessing the same atomic mass are called:
C\(^ {126}\) and C\(^ {14}\) are:
Isotopes are the atoms of the same element, with the same atomic number, but with different:
Which of the following has a regular geometry?
Out of $N_2O,SO_2,I_3^+,I_3^- ,H_2O,NO_2^- \, and \, N_3^-$the linear species are
Correct order of bond angles for the following is