What particles are used for artificial transmutations?

a. beta particles and gamma rays

b. protons, alpha particles, and beta particles

c. protons, neutrons, and alpha particles

Much of the general structure and physical properties of the interior of the earth are inferred from: a)deep oil and gas bore holes b)geologic investigations c)analysis of seismic waves d) study of volcanoes

Which best describes why nh4+ can form an ionic bond with ci-?

Explanation for basic character?