Thomson's model included Protons and Electrons. His model is referred to as 'Plum Pudding' because of it.
Density increases with the temperature, true.
Answer:
what is the baby flowers color?
Explanation:
if the baby flower is purple the parents were purple
Answer:
Transition metals and lanthanide metals
Explanation:
Alkali metals, alkaline earth metals, halogens, and noble gases are all part of the main group elements.
Periods and families simply refer to the rows and columns of the periodic table. They don't specify the type of element.
Chromium is a chemical element with symbol Cr and atomic number 24. It is the first element in group 6. It is a steely-grey, lustrous, hard and brittle metal which takes a high polish, resists tarnishing, and has a high melting point.
