IElementpublic class Helium extends ElementChemical
| Modifier and Type | Field | Description |
|---|---|---|
static Helium |
INSTANCE |
atomicNumber, mass, rm| Modifier | Constructor | Description |
|---|---|---|
protected |
Helium(java.lang.String symbol) |
|
protected |
Helium(java.lang.String symbol,
double mass) |
getMassDimension, getSymbolgetAtomicNumber, getAtomicNumberDimension, getMass, rmpublic static final Helium INSTANCE