Which of the following is not a part of beta decay? O A. The nucleus takes in a beta particle.
O B. An electron is ejected from the nucleus.
O C. The nucleus is unstable.
O D. A neutron turns into a proton.

Insoluble sulfide compounds are generally black in color. which of the following combinations could yield a black precipitate? check all that apply. na2s(aq)+kcl(aq) li2s(aq)+pb(no3)2(aq) pb(clo3)2(aq)+nano3(aq) agno3(aq)+kcl(aq) k2s(aq)+sn(no3)4(aq)