Enter the symbol of the element which would have 54 electrons and +2 charge.

Q: Explain how to write the noble-gas notation for an element. What is the noble-gas notation for…

A: Noble gas notation: It is a way of writing the electronic configuration of a particular element.…

Q: Give some examples of metals and nonmetals?

A: Some examples of metals and nonmetals have to be given below.

Q: Which of the following characteristics is unique to the element calcium O Calclum is highly…

A: The calcium atom has an atomic number of 20.

Q: How are the concepts of an atom and an element related? What causes elements to differ?

A: A particular atom will have the same number of protons and electrons and most atoms have at least as…

Q: 45. List the symbol and atomic number of each element.(a) carbon(b) nitrogen(c) sodium(d)…

A: The atomic number of an element represents the number of protons or the number of electrons present…

Q: what elements are considered a diatomic element?

A: An element is a substance that cannot be broken down into simple components and it is made entirely…

Q: Write the chemical symbol for an element belonging to each of the element families in the table…

A:

Q: Characterize elements and their isotopes.

A: Due to the discovery of various elements, it was very difficult to organize and study the…

Q: An element is a pure substance that is made up a ____ type of ato

A: An element is a pure substance that is made up an identical type of atom.

Q: Which neutral atom is this ? Which group and period ?

A: The electron configuration  corresponds to the element iron (Fe) with an atomic number of 26. Iron…

Q: Name the three particles of the atom and their respective charges

A: Detail description is given below

Q: What is the chemical symbol of the element found in the 4th family and 5th period of the periodic…

A: Fourth family is called carbon family. The element present in fifth period of fourth family is Tin.…

Q: on No. 13 of most elements are not able to exist dently'. Atoms which exist as dent atoms among the…

A: The atoms of only a few elements called noble gases (Such as helium, neon, argon and kryton, etc.)…

Q: The element symbol for nickel is

A: Element symbols or chemical symbols are the short forms that are used in chemistry for chemical…

Q: What is the chemical element? X

A: Here we have asked about the information for the chemical element 'X'. We can tell about this as…

Q: Does fluorine, sulfur, and phosphorus represent elements in a group, a period, or neither?

A: We have to explain if fluorine, sulfur and phosphorus represent elements in a group, a period, or…

Q: Where do I find the charge of the elements in the periodic table?

A:

Q: What is the atomic number of the element located in group 16, period 2 of the periodic table? Enter…

A: Group 16 elements are chalcogens, or oxygen family.

Q: Give the correct isotope symbol to identify an atom that contains 4 protons, 4 electrons, and 5…

A:

Q: Based on the information below, what is the elemental symbol of this ion if it has 26 electrons?

A: A chemical or atomic symbol can be defined as the notation of one or more letters which are used to…

Q: Protons and electrons have charges of the same magnitude but opposite sign. true or false?

A: A question about charge and magnitude relationship between protons and electrons.

Q: For each of the following atoms and charged ions, clearly state the correct number of protons,…

A: Number of neutrons is calculated by subtracting the atomic number from mass number.

Q: What is the correct symbol for potassium?

A: The given element name is potassium.

Q: what are isotopes

A: The different variants of a particular element, that are differed by the number of neutrons. In…

Q: Enter the appropriate symbol for an isotope of calcium-42 corresponding to the isotope notation azX…

A: Atomic number (Z) :- The number of protons present inside the nucleus of an atom is known as atomic…