Question

hi friends...how to write chemical equations after activity...

Answer 1

Chemical Equation  

A chemical equation shows the reactants and the products of a chemical reaction. Balancing chemical equations is necessary because the same atoms should be present before and after the reaction, just in different arrangements. A balanced chemical equation is useful in showing us the ratios of reactants and products.

Chemical Change

• When compounds react, they are chemically changed into new compounds.

• Every chemical change can be communicated symbolically using a chemical equation.

• Chemical equations combine formulas with other symbols to show what changes take place.

Example:

Write a word equation for each of the following: