ES LO MISMO CONFIGURACION ELECTRONICA QUE NIVELES DE ENERGIA

Classify this reaction: 2al+n2-> aln.

Define a is a tiny pavket of energy

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space