Isotopes, Isotones and Isobars

Q.

Which diagram represents an atom of $32\mathrm{He}$?

1. Only 2
2. Both 1 and 2
3. None of the above
4. Only 1

Q.

Statement:1 - Isotopes have the same chemical properties.
Statement:2 - Isobars have different chemical properties.

1. Both Statement:1 and Statement:2 are false

2. Both Statement:1 and Statement:2 are true

3. Only Statement:1 is true

4. Only Statement:2 is true

Q.

Which of the following boxes contains isotones? (Numbers in the box represents mass number)

1. Box A

2. Box B

3. Box C

4. Box B and Box C

Q.

The isotopes of elements with the atomic number more than 82 are said to be radioisotopes.

1. True

2. False

Q. Nuclei with the same number of protons but a different number of neutrons are called isobars.

1. True
2. False

Q. Match the given pair of elements with the corresponding relation between them.

1. Isobars
2. Isotones
3. Isotopes

Q. Nuclei with the same number of neutrons but a different number of protons are called isotones.

1. False
2. True

Q. have the same chemical properties, whereas have different chemical properties.

1. Isobars
2. Isotopes
3. Electrons
4. Protons

Q. Two of the isotopes of carbon, $136C$ and $146C$ have different number of electrons.

1. False
2. True

Q. Atoms having the same mass number but different atomic number are called:

1. Isobars
2. Isotopes
3. Isomers
4. Isotones