Question

Put tick ( √ ) against correct choice and cross ( x ) against wrong choice in the following question: Isotopes of an element have 

(a) the same physical properties 

(b) different chemical properties 

(c) different number of neutrons 

(d) different atomic numbers

Answer 1

    Isotopes of an element have 

(a) the same physical properties   ( x ) 

(b) different chemical properties    ( x ) 

(c) different number of neutrons    (√ ) 

(d) different atomic numbers          ( x )