7. How do man made elements fit into the periodic table?

Q: The explosion of an atomic bomb releases many radioactive isotopes, including strontium-90.…

A: The position of the element strontium in the periodic table is marked in the diagram of the periodic…

Q: In which set of elements would all memebers be expected to have very similar chemical properties? A)…

A: Periodic table represents the arrangement of the elements in increasing order of their atomic…

Q: 13. How is the periodic table organized?

A: The periodic table consists of 7 periods and 18 groups. Periods are the horizontal rows, and groups…

Q: 7. Is matter usually charge-neutral? How would matter be different if it were not charge-neutral?

A: Matter is neutral since they have equal number of protons(positively charged) and electrons…

Q: 19. What is an ion?

A: Ions constitute the ionic compounds. Sodium chloride is an example of ionic compound which contains…

Q: 32. Categorize each element as a representative element, a transition metal, or a noble gas. a.…

A:

Q: Which of the following elements would you expect to have properties most similar to those of…

A: Given elements: a) Cu b) F c) Na d) Cr e) S

Q: Write the name of the element next to the atom. You may need to use the Periodic Table to help yoU…

A: Atom is the indivisible smallest unit of matter. Atom is made with fundamental particles. Electron,…

Q: State the periodic law, and provide at least two examples to illustrate its meaning. Identify the…

A: The given problem is from the periodic properties of elements. The periodic law and corresponding…

Q: Based on their position in the periodic table, what ions do potassium andselenium tend to form?

A: To find: Based on their position in the periodic table, what ions do potassium and selenium tend to…

Q: 1.Who created the first periodic table? 2. How did this Russian scientist first arranged the…

A: [1.] Dmitri Mendeleev  [2.] Petersburg( Russia), Russian chemist who developed the periodic…

Q: How was the arrangement of periodic table developed?

A: As the number of known elements increased, their information about the elements starts increasing.…

Q: What is the periodic table

A: The elements are the simplest chemical species, which has same number of protons in the atomic…

Q: A new element is discovered. The new element is named Tucsonium and has the chemical symbol Tu. It…

A:

Q: You have made up a new non-metal element, Lolium, and produced a gaseous compound from it with a…

A:

Q: which Atom is the smallest A) carbon B) silicon C) phosphorus D)Nitrogen

A:

Q: What are some characteristic properties of elements to the left of the elements along the…

A: The staircase in the periodic table is a dividing line between the metals and nonmetals.  The…

Q: is the chemical formula for the compound formed between tin(IV) and chlorine?   What is the…

A: Chemical formula tells us the number of atoms of each element  in a compound.

Q: Helium is an inert gas, meaning that it doesn't readily combine with other elements. What five other…

A: Given, Helium is an inert gas, meaning that it doesn't readily combine with other elements.

Q: 1.) Write the complete electron configuration for the beryllium atom. Using NOBLE GAS notation…

A: Electronic configuration is the arrangement of electrons of atom or molecule in a atomic or…

Q: For this discussion choose an element and share a story about it; maybe how it got its name, or how…

A: Elements are named after a mythological concept, a mineral, a place or country, a property or a…

Q: Write the name of the element next to the atom. You may need to use the Periodic Table to

A: For  naming of the atom we should know number of electrons and protons

Q: On another planet, the isotopes of titanium have the given natural abundances. Abundance Mass (u)…

A: Formula is  Avg atomic mass = (%abundance×mass)1+(%abundance×mass)2 so do this all there Isotope of…

Q: a certain compound is made up of 2 chlorine atoms, one carbon atom, and one oxygen atom. What is the…

A: A chemical formula is defined as the composition of elements present in the compound in a fixed…

Q: : How do we specify the charge for transition metals when we write the name? Part B: what is the…

A: How do we specify the charge for transition metals when we write the name?

Q: Define the term main group element. Then, determine the charge that an atom of each of the following…

A: We have been asked to define the term main group element and to assign charges to the atom when…

Q: What does the tool called symbol tell you about what parts are in an atom or ion

A:

Q: Use the pictures below to answer the question. 6. Choose the two elements that are located on the…

A: Hence the correct answer is 2 and 3

Q: In chemical reactions, sodium (Na) is more likely to behave similarly to which element?   a.…

A: Chemical properties of the element depends upon the valence shell electronic configuration. Elements…

Q: 5. Use the internet to figure out which of the following METAL ELEMENTS is most likely the mystery…

A: D block elements are called as transition metals like zinc means they have characteristics between s…

Q: what are metalloids?

A: given,Metalloids

Q: a. What is the charge on ions formed from the alkaline earth metals?  b.What is the charge on ions…

A: The elements in the periodic table are arranged in increasing order of their atomic number. There…

Q: Isnt boron just b on the periodic table?

A: The formula of diboron trioxide is determined as shown below,

Q: Classify each element as a metal, nonmetal, or metalloid.  barium. 1.Metal 2.nonmetal…

A:

Q: Isotope Relative Isotope Mass Abundance 18HO 17.990 amu 78.920%, 20HO ? ?

A:

Q: A robot spacecraft returned samples from the planetesimal 98765 ALEKS, located in the outer Solar…

A: IsotopeMass (amu)Relative abundance116Sn112Sn

Q: Observe the Periodic Table. How many groups (columns) does it have? How many periods (horizontal…

A: Periodic table total of 118 elements.  Elements are arranged in the periodic table in the increasing…

Q: n elemental metal contains how many types of atoms?

A: Elements are the substance that is composed of a single type of atoms.