List the three requirements for a correctly written chemical equation.2. Give one example of a word equation, one example of a formula equation, and one example of a chemical equation.3. Write formulas for each of the following compounds. a. potassium hydroxide b. calcium nitrate

Requirements for a correctly written chemical equation are reactants and products, their formula and valency

Explanation:

Formula of the given compound are -

1 - Potassium Hydroxide -

2 - Calcium Nitrate -

The requirements for a correctly written chemical equation are -

Example of word equation, formula equation, and chemical equation is as follows -

Aluminium + iron9(III)oxide ⇒ aluminium oxide + iron (word equation)

 +    ⇒    + (formula equation)              

+    ⇒     + (chemical equation)