Q;

Beta Radiation

A;

1. is the same as alpha radiation and does not have electrons.

2. Is different from alpha radiation and does have electrons.

3. Is the strongest form of radiation.

4. Is different from alpha radiation and does have a helium nucleus.

2 is the answer;

1 - alpha has 2 protons and two neutrons and no electrons, and they have a positive charge. Beta particles have high energy electrons and are negative charged.

3 - Gamma radiation is.

4 - Of course not. They don't have 2p and 2n in its nucleus as Helium does.