Properties of isotopes, isobars and isotones — task. Science CBSE, Class 9 New.

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Identify the correct answer given below:

1. Which of the following is incorrect in the names of hydrogen isotopes?

Protium
Quadrium
Tritium
Deuterium

2. Which isotope is used to trace blood flow in the human body?

Uranium-\(235\)
Iodine-\(131\)
Sodium-\(24\)
Carbon-\(14\)

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