A. Radiometric datin B. If daughter atoms C If parent atoms h

Q: By definition, all atoms of carbon have exactly 6 _________, but the number of _________ varies from…

A: Carbon is an element in periodic table. It has the atomic number of 6. Carbon is a nonmetal with…

Q: Solve

A: The number of neutron particles are  emitted, during the reaction of Uranium-235 with neutron…

Q: 9. Who discovered optical activity? a) J. H. van't Hoff b) J. A. LeBel c) L. Pasteur d) Kekule

A: The characteristic of a molecule due to which it is able to rotate the plane-polarized light is…

Q: 28. Radioactive decay is a process in which an unstable changes energy states and emits radiation.…

A:

Q: MCQ 30: The number of clectrons (e) are always equal to number of protons(p*) in a A. neutral atom…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: snip

A: The reason why Helium-3 is more stable and helium-4 is not been detected has to be given,

Q: Static electricity is observed when whic part of the atom is transferred? a. Protons b. Neutrons I…

A: Static electricity is observed when electrons are transferred .  Naturally occurring static is…

Q: (10 points) Copper consists primarily of two isotopes, Copper-63 and Copper-65. The weighted average…

A: The formula used to calculate the weighted average isotopic mass is written below: Weighted average…

Q: In _______, a negatively charged electron is ejected from the unstable nucleus, converting a neutron…

A: Stability of the nucleus is generally influenced by 3 factors- Mass Defect: greater mass defect,…

Q: A particular atom has the symbol: 25Ne2- This atom has: protons - ? neurons - ?  electrons- ?…

A: The symbol is given as, 25Ne2- First of all, this is not an atom. This is an ion, an anion.  The…

Q: An electron-pair acceptor is

A: Acids are the substance which can lose protons or accept electron pair while bases are the substance…

Q: Which of the following mechanisms give rise to agglomeration of charged particles? O a.…

A: Formation of lumps, caking, accumulation on treating the powder like substances is called the…

Q: How does the Thompson proposed atomic structure and daltons proposed atomic structure differ do…

A:

Q: 12. Which substance would have the highest boiling point? a. Propane b. Propanol c. 1-Propanamine d.…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: B AICI, _ 1. (CH,CO),0 2. LIAIDĄ Isotopic sequences 1. HNO3, H₂SO 1. CH₂¹3³COCI 2. Fe, HCI 3. NaOH…

A:

Q: A fictitious element Z has an average atomic mass of 223.21 u.223.21 u. Element Z has two naturally…

A: Average atomic mass: The average atomic mass of an element is the sum of the masses of its isotopes,…

Q: When an atom gives up an electron and acquires a positive charge, it is called a/ an  _____________.

A: Every atom contains valance electrons in its outer shell. When an atom looses and electron from its…

Q: The correct name for VS is:

A: First the name of cation and then name of anion is given.

Q: Choose a letter for the following questions: Nuclei with _____ atomic numbers tend to have a…

A: Fill in the blanks with suitable option--

Q: 10. For the Isotope 6731Ga A. What is the atomic number? B. What is the mass number? C. What is the…

A: Question 10: Given isotope is: 6731Ga. What is its atomic number? What is its mass number? How many…

Q: . The number of protons in the nucleus of an atom iscalled the ___________.

A: An atom is made up of three particles: neutrons, protons, and electrons, with the exception of…

Q: (A) if both sentences are true, (B) if both sentences are false, (C) if the first sentence is true…

A: True false

Q: MCQ 33: Neutrons (nº) are neutral and carry A. positive charge B. negative charge C. no charge D.…

A: The particles in an atom which has neutral charge are known as neutron. This particles are…

Q: If an atom were 4.5 football fields long, the nucleus would be the size of   a. a grape seed.   b.…

A: Given: Atom is 4.5 football field long To determine: Size of nucleus

Q: What is the reason which makes any atom highly reactive?

A: Valence shell can be defined as the outermost shell of an element. Atom of the every element have…

Q: How can you distinghish isotopic peaks w.r.t halogens?

A: The presence of isotopes readily produces the isotope ions in the spectrum accompanied by a main…

Q: 28. Radioactive decay is a process in which an unstable changes energy states and emits radiation.…

A: A material containing and stable nuclei is considered radioactive .Three of the most common type of…

Q: is the smallest particle of an element that retains its properties.

A: An element is a purest substance .

Q: U-235 and U-238 are the two ________________ of Uranium which vary in the number of neutrons in…

A: given, U-235 & U-238  This is given the mass number of uranium 235 & 238  atomic number of…

Q: Fetal hemoglobin has a higher affinity for 02 than adult hemoglobin. This is due to A. increased…

A: Haemoglobin has the function of carrying oxygen in the body. Haemoglobin has the affinity for oxygen…

Q: MCQ 28: Hydrogen has a number of isotopes A. 2 В. 1 C. 3 D. 11

A: No of hydrogen of isotopes:- isotope:-  isotope can be defined as the various chemical elements that…

Q: The identity of a nucleus is determined by its   A. proton #   B. radioactive intensity   C.…

A: Nucleus of an atom contains proton and neutron.

Q: Based on its outer shell, the atom in figure 2.5 would be characterized as _

A: The total no of electrons = 2 The atom represented has only one orbit that has 2 electrons.

Q: How many distant nucleus pairs are in NH, molecule? a. 16 b. 1 C. 8 d. 6 c. 4 f. 2 9. 12 h. 3

A: Distant nucleus pairs can be calculated by considering number of nucleus.

Q: In complete sentences, describe the similarities and differences between:a. different isotopes of an…

A: (a) similarities and differences between isotopes of an element: Various isotopes of an element have…

Q: MCQ 18: The number of protons and the number of clectrons are always equal in A. neutral atom B.…

A: Atom contains nucleus and electrons, in which nucleus consists of protons and neutrons and electrons…

Q: The nucleus of an atom contains:A. electrons and protons only.B. protons only.C. electrons, protons,…

A: An atom is made up of nucleus (positively charged) and electrons ( negatively charged). Nucleus is…

Q: 7. 1. carbon, hydrogen, and oxygen collectively are known as: a. Primary compounds b. Essential…

A: An organic compound is defined as any compound which contains carbon and hydrogen ( also known as ”…

Q: How many protons, neutrons and electrons are present in the following: 40 a) s"B b) 173°CH c) 18°Ar…

A: The atomic number of element is the number of protons or electrons present in isolated neutral atom.…

Q: . True or False: Deuterium has the greatest number ofprotons of all the isotopes of hydrogen.…

A: The electrons, protons, and neutrons are the basic constituents of an atom. They help in determining…

Q: ations have a positive charge because _____________   a. the number of subatomic particles in the…

A:

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.