A) What are isotopes? Give two examples of isotopes of elements.

[2 Marks]

B) Give any three applications of isotopes.

[3 Marks]
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Solution

A) Isotopes are defined as atoms of the same element, having the same atomic number but different mass numbers.
[1 Mark]

Examples of isotopes:
a) $126 C a n d 146 C$

b) $3517 C l a n d 3717 C l$
[1 Mark]

B) Applications of a few isotopes are:

a) An isotope of uranium is used as fuel in nuclear reactors.
b) An isotope of cobalt is used in the treatment of cancer.
c) An isotope of iodine is used in the treatment of goitre.
[3 Marks]

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Similar questions

(a) What are radioactive isotopes ? Give two examples of radioactive isotopes.

(b) Give any two uses of radioactive isotopes.

(c) An element Z contains two naturally occurring isotopes ${}_{17}^{35}Z$ and ${}_{17}^{37}Z$ . If the average atomic mass of this element be 35.5 u, calculate the percentage of two isotopes.

What are radio isotopes? Discuss any three examples of radioactive isotopes along with their applications.

Q. Do isotopes have same number of neutrons? Give two examples of isotopes.
[3 Marks]

Give two applications of Isotopes.

Q. A. Explain the following with examples:
(i) Atomic number
(ii) Mass number
(iii) Isotopes
(iv) Isobars

B. Give any two uses of isotopes.

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A) What are isotopes? Give two examples of isotopes of elements. [2 Marks] B) Give any three applications of isotopes. [3 Marks] [TSSCERT]

A) What are isotopes? Give two examples of isotopes of elements.

[2 Marks]

B) Give any three applications of isotopes.

[3 Marks]
[TSSCERT]