(b) What is the chemical formula of the third compound?

Verified step by step guidance

Step 1: Identify the context or list of compounds provided in the problem to determine which compound is being referred to as the 'third compound.'

Step 2: Review any given information or data about the compounds, such as names, structures, or chemical properties, to help identify the third compound.

Step 3: Use the information gathered to write the chemical formula of the third compound, ensuring that the correct number of each type of atom is represented.

Step 4: Verify the chemical formula by checking it against known chemical rules, such as valency and charge balance, to ensure it is correct.

Step 5: If applicable, cross-reference the chemical formula with any provided tables or lists to confirm its accuracy.

Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

Chemical Formula

A chemical formula represents the composition of a compound, indicating the types and numbers of atoms present. It is typically written using the symbols of the elements involved, with subscripts denoting the number of each type of atom. For example, H2O indicates two hydrogen atoms and one oxygen atom in water.

Compound Classification

Compounds can be classified into two main categories: ionic and covalent. Ionic compounds consist of charged ions held together by electrostatic forces, while covalent compounds are formed by the sharing of electrons between atoms. Understanding the type of compound helps in predicting its properties and behavior.

Stoichiometry

Stoichiometry is the calculation of reactants and products in chemical reactions based on the conservation of mass. It involves using balanced chemical equations to determine the ratios of elements in compounds, which is essential for deriving the correct chemical formula of a compound.

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