Question 16
Isotopes of an element have:

(a) the same physical properties
(b) different chemical properties
(c) different number of neutrons
(d) different atomic numbers

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Solution

(c) different number of neutrons

Isotopes are atoms with the same number of protons but that have a different number of neutrons.

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Similar questions

Q. Isotopes of an element have
(a) the same physical properties (b) different chemical properties
(c) different number of neutrons (d) different atomic numbers.

Put tick () against correct choice and cross () against wrong choice in the following question:

Isotopes of an element have

(a) the same physical properties

(b) different chemical properties

(d) different atomic numbers

Q. Assertion
The chemical properties of different isotope are same.
Reason
Isotopes having same number of neutron.

Question 16
Which of the following are the characteristics of isotopes of an element?

(i) Isotopes of an element have same atomic masses
(ii) Isotopes of an element have same atomic number
(iii) Isotopes of an element show same physical properties
(iv) Isotopes of an element show same chemical properties

(a) (i), (iii) and (iv)
(b) (ii), (iii) and (iv)
(c) (ii) and (iii)
(d) (ii) and (iv)

Different allotropic forms of an element have different chemical properties but same physical properties.

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Question 16 Isotopes of an element have: (a) the same physical properties (b) different chemical properties (c) different number of neutrons (d) different atomic numbers

(c) different number of neutrons Isotopes are atoms with the same number of protons but that have a different number of neutrons.

Question 16
Isotopes of an element have:

(a) the same physical properties
(b) different chemical properties
(c) different number of neutrons
(d) different atomic numbers

(c) different number of neutrons

Isotopes are atoms with the same number of protons but that have a different number of neutrons.