Answer:
good insulators; poor conductors
brittle
malleable and ductile
good conductors of heat and electricity
26.98
protons/neutrons
Nobel Gases
Ion
Nucleus
negative
silicon and carbon
6 protons and 8 neutrons
6 protons and 7 neutrons
Atomic Number
Neutral atom
No, because protons identify the atom
2
brittle, shiny nd solid at room temperature, semiconductor
6
mass number
+2
-2
They only need one more electron
Negative ion
reactivity, ion formation
all your answers were correct
