Chm1033L module 4 Elements, compounds & ions

a negatively charged atom caused by a neutrally charged atom gaining an electron

a positively charged atom caused by a neutrally charged atom losing an electron

a combination of a minimum of 2 elements. There are both ionic and covalent compounds.

a pure substance that cannot be broken down into simpler substances

a test that is conducted to observe the characteristic colors which are related to the arrangement of electrons surrounding the nucleus of elements

most elements on the left side of an imaginary staircase on the periodic table of elements

elements that are directly in contact with an imaginary staircase on the periodic table of elements. These elements have characteristics of both metals and nonmetals

elements on the right side of an imagination case on the periodic table of elements

• Lithium: red
• Sodium: orange
• Potassium: purple
• Calcium: red/orange
• Strontium: red
• Barium: yellow/green