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Within each period in the periodic table elements have similar properties because they have the same number of valence electrons?
Yes, elements within the same period of the periodic table have the same number of electron shells, which determines their chemical properties. Elements in the same period also have the same number of energy levels and are influenced by similar trends in atomic radius and electronegativity due to the reactivity of their valence electrons.
Does the number of each period in the modern periodic table represents the number of?
Yes, the number of each period in the modern periodic table represents the number of electron shells (energy levels) that an atom's electrons occupy. Each period corresponds to a new energy level being filled by the electrons in the atoms of the elements in that period.
What are the groups on the periodic table and how do they relate to the periodic period of elements?
The groups on the periodic table are vertical columns that contain elements with similar chemical properties. Elements in the same group have the same number of valence electrons, which determines their reactivity and chemical behavior. The periodic period of elements refers to the horizontal rows on the periodic table, which indicate the number of electron shells an element has. Elements in the same period have the same number of electron shells, but elements in the same group can be in different periods.
How does the number of valence electrons change as you go across the 2nd period of the periodic table?
the no. of electrons increses
What does the period number tell you?
It tells you the number of cations in the outer energy level of the element's atomic mass
What period of the Periodic Table is the element with 28 innermost electrons and 7 outermost electrons?
The group number 17 comprises of elements that has seven electrons in their own outer level.
How is the number of energy levels in an atom related to the periodic number?
The period number is the same as the highest energy level containing electrons for the atoms in that period.
What does the periodic number tell about the energy levels occupied by electrons inn an atom?
The periodic number, or period number, indicates the highest principal energy level that is occupied by electrons in an atom. For example, elements in the first period have their electrons in the first energy level, while those in the second period have electrons in the second energy level, and so on. This arrangement reflects the number of electron shells present in an atom, influencing its chemical properties and reactivity. Thus, the periodic number helps categorize elements based on their electron configuration.
What is the periodic number of chlorine in the periodic table?
The periodic number of chlorine in the periodic table is 17. This means that chlorine has 17 protons in its nucleus, which also determines its chemical properties and its position in the periodic table.
How are periods in the periodic table similar?
The elements in a given period have the same number of core electrons.
What does the period number on the periodic table represent?
The period number represents the highest principal quantum number of the valence electrons, or the energy level of the valence (outer) shell. So, a period represents atoms with the same core electron, or noble gas, configuration, and having the same number of occupied electron shells.
How many electrons do period 3 in periodic table have?
period 3 elements in the periodic table have 3 electrons in there outher shell hence the name.
