GENERAL KNOWLEDGE

GK

NUCLEAR SCIENCE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
what happens to the isotope astatine-210 when it interacts with a beta particle (you have 3 minutes use periodic table)
A
85
B
85
C
86
D
85
Explanation: 

Detailed explanation-1: -Astatine’s most stable isotope, astatine-210, has a half-life of 8.1 hours.

Detailed explanation-2: -At-211 is of particular interest for TAT because it emits one alpha particle and has a moderately-short half-life of 7.2 hours.

Detailed explanation-3: -Astatine reacts with other elements such as sodium and hydrogen (forms hydrogen astatide). At is far less reactive than iodine, and is the least reactive of all the halogens.

Detailed explanation-4: -The longest-lived isotope is 210, which has a half-life of 8.1 hours; the shortest-lived known isotope is 213, which has a half-life of 125 nanoseconds.

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