The reason Catholics do not eat meat on Fridays is in remembrance  of the day of Jesus Christ's sacrifice for all of humanity. It is a  form of penance to honor and worship â¦ God.    Note that many Catholics today believe that the Church allows them  to eat meat on Fridays except during Lent. This is not true.
Some compounds contain both ionic and covalent bonds. These compounds contain polyatomic ions. Many of these compounds contain a metal, a nonmetal and also hydrogen. However, other examples contain a metal joined via an ionic bond to covalently bonded nonmetals. Here are examples of compounds that exhibit both types of chemical bonding. Examples of Ionic Bonds-Ionic Compounds. Examples of Covalent Bonds-Covalent Compounds.
A. Classify the bond formed by the following pairs of atoms as ionic or covalent. 1  Silicon and Fluorine. 2  Boron and Carbon. 3  Lithium and Chlorine. 4  Hydrogen and Oxygen. 5  Aluminum and Chlorine. 6  Magnesium and Nitrogen. 7  Cesium and Bromine. 8  Hydrogen and Iodine.