The number of protons, neutrons and electrons in particles A to E are given below :

Particle Protons Neutrons Electrons

A 17 18 17

B 3 4 2

C 18 22 18

D 17 20 17

E 9 10 10

Giving reasons, find a pair of isotopes from the above particles.

Open in App

Solution

Here, A and D are isotopes as they have the same number of protons but different number of neutrons.

Suggest Corrections

Similar questions

(a) What are isotopes ? Explain by giving an example.

(b) Give one similarity and one difference between a pair of isotopes.

(c) Give the number of protons, neutrons and electrons per atom in the two isotopes of chlorine ${}_{17}^{35}{Cl}$ and ${}_{17}^{37}{Cl}$ .

Q. Constituents of nucleus of three atoms A, B and C are given below:
A - 90 protons and 148 neutrons
B - 92 protons and 146 neutrons
C - 90 protons and 146 neutrons
Based on the above data, which of these atoms are isotopes.

Structures of nuclei of three atoms A, B and C are given below: A has 90 protons and 146 neutrons. B has 92 protons and 146 neutrons. C has 90 protons and 148 neutrons. Based on the above data, A and C are isotopes; B and C are ___.

Q. An element

_{x} A^{y}

emits

5 α

and

4 β

particles to give

_{82} B^{207}

. The number of protons and neutrons in A are respectively.

Structures of nuclei of three atoms A, B, and C are given below: A has 90 protons and 146 neutrons. B has 92 protons and 146 neutrons. C has 90 protons and 148 neutrons. Based on the above data, which of these atoms are isotopes and which are isobars?

Join BYJU'S Learning Program

Particle	Protons	Neutrons	Electrons
A	17	18	17
B	3	4	2
C	18	22	18
D	17	20	17
E	9	10	10

The number of protons, neutrons and electrons in particles A to E are given below : Particle Protons Neutrons Electrons A 17 18 17 B 3 4 2 C 18 22 18 D 17 20 17 E 9 10 10 Giving reasons, find a pair of isotopes from the above particles.

Here, A and D are isotopes as they have the same number of protons but different number of neutrons.

The number of protons, neutrons and electrons in particles A to E are given below :

Particle Protons Neutrons Electrons

A 17 18 17

B 3 4 2

C 18 22 18

D 17 20 17

E 9 10 10

Giving reasons, find a pair of isotopes from the above particles.