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Definition of Pb4S3
Pb4S3 is the chemical formula for a substance known as Lead(II) sulfide – a compound of lead and sulfur.
1.1 Its common name is Lead(II) sulfide.
1.2 English name: Lead(II) sulfide
1.3 Pb4S3 consists of 4 atoms of lead and 3 atoms of sulfur.
1.4 The atomic weight of Pb is 207.2 amu and of S is 32.066 amu, the total molecular weight of Pb4S3 is 916.866 amu.
1.5 Pb4S3 is an ionic compound with lead ions Pb2+ and sulfide ions S2-. -
Properties of Pb4S3
2.1 Physical properties: Pb4S3 typically appears as a black, odorless solid and does not exist under typical pH conditions.
2.2 Chemical properties: Pb4S3 is insoluble in water, easily soluble in acid, withstands high temperatures and reacts well with oxidizing agents. -
Common chemical equations of Pb4S3:
Pb4S3 is mainly used in chemical reactions related to the presence of metals, acids, non-metals and salts. In reality, it can participate in many different reactions, but at the high school level, we will not go into detail. -
Synthesis of Pb4S3
4.1 Lab Preparation of Pb4S3: Pb4S3 can be synthesized by reacting Pb(NO3)2 with H2S in a dilute acid solution.
4.2 Industrial Preparation of Pb4S3: On an industrial scale, Pb4S3 is synthesized through the process of lead ore mining.