Copper, gold, and silver are the choices that represent a group of elements with common characteristics. All of these elements are metals.
Most elements of the same group have similar but not the same charecteristics
It is helpful to organize things by characteristics because you can tell that certain elements are similar. For example if you knew nothing about the chemical or physical properties of (Rb) Rubidium, you could guess it has properties similar to (Cs) Cesium since they are in the same group. The common "Periodic Table" has many interesting forms. Search: "periodic table"
magnitude and direction
All elements have a specific signature, whereby one element is exactly different from another element.
Da set of elements common to two or more sets
All of the natural ones (88 of them) too many to name!
Least reactive
Least reactive
In chemistry C represent Carbon, O represents Oxygen, N represents Nitrogen, and H represents Hydrogen. These are all the most common elements in organic chemistry.
a Concept
They all have protons and electrons which are made of the same elementary particles.
The most common elements used to separate consumer markets are demographic factors, psychographic characteristics, geographic location, and perceived product benefits
yes this is true.
what are common characteristics of chinese immortals
They are all transition elements, so all are fairly unreactive, form coloured compounds and are hard and strong elements, they can be used to make alloys.
common elements of skeletal system
what elements do pyrite and magnetite habe in common
Hydrogen and helium, the most common elements in the Universe.Hydrogen and helium, the most common elements in the Universe.Hydrogen and helium, the most common elements in the Universe.Hydrogen and helium, the most common elements in the Universe.