Which elements are most likely to have properties that are similar to the properties of F?

Q: What is radioactive decay? A.theprocess by which an atom of an unstable element can gain stability…

A: The spontaneous emission of radiation from an element is called radioactivity. The elements which…

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: A 20.0 g sample of an element contains 3.89 x 1023 atoms.

A: Given:-  Number of atoms = 3.89 × 1023atoms Mass of sample = 20.0g

Q: What points of Dalton’s theory are no longer current?

A:

Q: Which group of elements has the most similar chemical properties?          A:uranium, plutonium, and…

A: We are given a group of elements. From these groups, we need to select that one that has the…

Q: What is a proton ? what is a chemical?

A: A proton is a subatomic particle which is present in the nucleus of an atom along with the neutrons.…

Q: Which two of these elements would you expect to show the greatest similarity in chemical and…

A: The elements which are expected to show the greatest similarity in chemical and physical properties…

Q: Which pair of elements below should be the most similar in chemical properties?   Cs  ,  He I…

A: If element belong to same group then it's chemical properties is mostly same.

Q: Describe the structure of a typical atom. Identify where each subatomic particle is located.

A: An atom is composed of two regions: the nucleus, which contains protons and neutrons and is in the…

Q: The uranium atom is the heaviest of the common naturally occurring elements but uranium is not the…

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Q: How are isotopes of a particular element alike? How are they different?

A: Isotopes are atoms of the same element that have different numbers of neutrons but the same number…

Q: what are radioactive elements? Give examples

A: Radioactive elements:When an element is subjected to spontaneous degeneration of its nucleus…

Q: The element lithium has an atomic weight of 6.941 amu. There are only two isotopes of lithium,a6Li…

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Q: A sample of the nonexistent element mythium consists of 25.59% of an isotope with mass number 580,…

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Q: Which of the following elements would have chemical properties similar to Ca   K, Ba, Kr, or Sc

A: Elements from same group have same chemical properties

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: Which of the following groupings contains only representative elements?

A: S block & p elements except noble gases are collectively known as representative elements .

Q: Naturally occurring titanium exists as five stable isotopes. Four of the isotopes are: 46Ti with a…

A: The mass of the fifth isotope of titanium can be calculated as

Q: what are 2 incompatible elements? are calcium and chlorine incompatible?

A: Rubidium, Barium, Uranium, and Lanthanum are incompatible elements.

Q: Of the follOV ng statements Is correct about the periodic law? Properties of elements are periodic…

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Q: What are the Elements? Classify the features of elements?

A: Given term,      Elements and the features of elements classification,

Q: noble gases are also considered to be rare gases. why?

A: Helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn) are called rare gases…

Q: Which pair of elements has the most similar properties? (a) Sr and Ba                (b) S and Ar(c)…

A: To determine the pair of elements that has the most similar property. (a) Sr and Ba(b) S and Ar(c) H…

Q: Multiple Choice have no charge. are the same as electrons. are the same as helium ions.

A: The question is based on the concepts of nuclear chemistry. there are additional subatomic particles…

Q: Do isotopes have the same chemistry among each other? Do they have the same electron configuration?

A: Isotopes of an element have same number of protons with different number of neutrons in the nucleus.…

Q: A certain element X has four isotopes. • 4.350% of X has a mass of 49.94605 amu. • 83.79% of X has a…

A: From part B, Average atomic mass of element X = 52 amu Mass of electron = 9.1× 10-31 kg mass of an…