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What are elements and what make them different from one another?
Elements are pure substances that cannot be broken down by chemical means. The atoms of each element have a number of protons that is unique to each element. The number of protons makes one atom different from another.
What does percent composition tell you about a molecule?
Percentage composition= (mass of the element/mass of the molecule)*100 The fraction of the molecule's mass that comes from the element's mass
The lines in the bright line spectrum of an atom are due to what?
The atomic line spectrum comes from the emission of atoms of different elements that are in an excited state. Each element has its own unique atomic emission spectrum.
Why do the elements sodium and potassium form ions with the same charge?
Because each of them can form a cation with the electron configuration of a noble gas by donating one electron to another element.
What characteristic is unique for any given element?
If you mean the chemical elements, what distinguishes one element from another is the number of protons. For example, hydrogen has 1 proton, helium has 2, etc. The number of neutrons may vary; the number of electrons is equal to the number of protons, but only in a neutral atom.
What does each atom have a unique number?
Each element has a unique number of protons. If another atom has the same number of protons as that element, it is the same element.
Why do elements repeat?
Element do not repeat, each element is Unique.
No two elements will have the what atomic number?
No two elements will have the same atomic number because the atomic number of an element is determined by the number of protons in the nucleus of an atom. Since each element has a unique number of protons, each element will have a unique atomic number.
What particle in an atom makes each elements unique?
in an atom protone makes the each element unique
Does each element have a unique name and formula on the periodic table?
Yes, each element on the periodic table has a unique name and chemical symbol.
Is it true that each element has a unique set of lines on a spectrum?
Yes, each element has a unique set of spectral lines because the lines are determined by the energy levels of the electrons in that specific element. This uniqueness allows scientists to identify elements based on their spectral signature.
How is Magnesium unique?
it is unique because it is the only kind of element out there
Why is each element unique with respect to its chemical propertiesWhy is each element unique with respect to its chemical properties Each element has a distinctive?
Each element is unique in its chemical properties due to the number of protons in its nucleus, known as the atomic number, which determines its electron configuration. This arrangement of electrons influences how the element interacts with others, dictating its reactivity, bonding behavior, and the types of compounds it can form. Additionally, the presence of different isotopes and variations in atomic structure can further contribute to the unique characteristics of an element. Thus, the unique combination of these factors defines the chemical behavior of each element.
Does each chemical element have a unique name?
Yes, each chemical element has a unique name. These names are based on various factors such as historical context, properties, or scientific discoveries associated with the element.
How is the spectrum for an element similar to a person's fingerprint?
Both the spectrum of an element and a person's fingerprint are unique identifiers that can be used for identification purposes. Each element has its own unique spectral lines that can be used to identify it, much like how a person's fingerprint is unique to them. These characteristics make both the spectrum of an element and a person's fingerprint valuable tools for identification.
Does each element have a unique atomic number?
Yes, each element has a unique atomic number, which is determined by the number of protons in the nucleus of an atom of that element. The atomic number is what distinguishes one element from another on the periodic table.
What is an unusual or unique characteristic of radium?
Each chemical element, each chemical compound is unique and interesting. See the link.
