The chemical formula for mercury (II) oxide is HgO. Also referred to as mercuric oxide, it is solid at room pressure and temperature. There is a rarely found mineralogical form of HgO called montroydite. More » Science Chemistry Chemical Equations

Mercury(II) sulfate is a chemical compound represented by the molecular formula HgSO4 that contains one atom of mercury, one atom of sulfur and four atoms of oxygen. It is a toxic substance that can cause health problems... More » Science Chemistry Organic Chemistry

Tin(II) oxide is compound made of one atom of tin and one atom of oxygen, as represented by the chemical formula SnO. It appears as either a blue-black solid or a red solid, depending on the production method. More » Science Chemistry Atoms & Molecules
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The chemical formula for lead II nitrate is Pb(NO3)2 or N2O6Pb. Another name for this inorganic compound is lead dinitrate. The molecular weight of lead dinitrate is 331.21 grams per mole. More » Science Chemistry Chemical Equations

The formula of copper oxide depends on whether it is copper(I) oxide or copper(II) oxide. Both compounds contain copper and oxygen, but one has a greater ratio of copper to oxygen than the other. More » Science Chemistry Chemical Equations

Magnesium oxide, also known as magnesia or oxomagnesium, is the oxide of magnesium with the chemical formula MgO. Its molar mass is 40.3044 grams per mole, and its density is 3.58 grams per cubic centimeter. Its melting ... More » Science Chemistry Chemical Equations

Chromium (II) iodide has a molecular formula of CrI2 and is a long-lived, electronically neutral reagent chemical. It is a grey powder with a molecular mass of 305.80 grams and a melting point of 856 degrees Celsius. More » Science Chemistry