Atomic Number(Z), Mass number(A), Isotopes and Isobars MCQ - Practice Questions with Answers

O (Oxygen atom)

 $F^{-}$ (Fluoride ion)

F (Fluoride atom)

$\mathrm{Na}^{+}$  (Sodium ion)

$M g$ 

Na

Ca

V

${ }_6^{13} \mathrm{C},{ }_7^{13} \mathrm{~N}$

${ }_7^{13} \mathrm{~N},{ }_8^{15} \mathrm{O}$

${ }_7^{14} \mathrm{~N},{ }_8^{15} \mathrm{O}$

${ }_6^{13} \mathrm{C},{ }_7^{14} \mathrm{~N}$

$6^{c^{12}}, 6^{C^{13}}$

$6^{C^{13}}, 7^{N^{14}}$

$6^{C^{14}}, 7^{N^{14}}$

$\mathrm{O}^{2-}, \mathrm{Na}^{+}$

Schiff base

Ketone

Carboxylic acid

Aromatic acid

1,2,4 - Trinitrobenzene

1,2 - Dinitrobenzene

1,3 - Dinitrobenzene

1,4 - Dinitrobenzene