Idon't under stand any of this, so ! to balance the following equations, use these symbols: for alpha particle: 4/2 he, for beta particle: 0/-1 e, for gramma particle: 0/0 y. fill in the missing symbol and name the reaction.

2. 3/2 H

3. 4/2 He

4. 0/-1 e

5. 0/0 Y

6. 218/84 Po

7. 0/-1 e

A great way to remember nuclear chemistry is looking at the numbers and seeing what adds up. From there, you can see if the bottom number is different and look the element up on the periodic table.

they it depends on if one believes about radioactivity, they make a geiger counter beep but maybe it was going to beep anyway electronics do wierd things all the time or it was programmed to beep near certain metals.