Name some elements and name some compounds

ELEMENTS:

1.) Hydrogen

2.) Helium

3.) Lithium

4.) Beryllium

COMPOUNDS:

1.) baking soda:sodium hydrogen carbonate sodium bicarbonate:NaHCO3

2.) bleach (liquid):sodium hypochlorite or hydrogen peroxide:NaClO H2O2

3.) bleach (solid):sodium perborate:NaBO3

4.) Borax:sodium tetraborate decahydrate:Na2B4O7.10 H2O

hydrogen:

1.) baking soda:sodium hydrogen carbonate sodium bicarbonate:NaHCO3

the tricuspid valve is present between right atrium and right ventricle