Complete the following by placing the missing words correctly. The atomic theory was given by +. Protons is a + . The atomic number gives the number of and the mass number is a sum of + and protons .Isotopes have different + . The principal quantum number determines the and the magnetic quantum number determines the .Maximum electrons in a s + is 2.

Q: 36. Which statement about protons is false?(a) Protons have about the same mass as neutrons.(b)…

A: An atom is made of three particles namely, protons, neutrons, and electrons. The protons and…

Q: What is a proton? O A positively charged particle found inside the nucleus of an atom O The smallest…

A:

Q: Indicate if each of the following statements is true or false:a. The proton is a negatively charged…

A: a. The proton is a negatively charged particle. The given statement is False. The protons are…

Q: What is the approximate diameter ofthe nucleus in units of pm?

A: Given diameter of nucleus = 10-4 A. 1A = 10-10m. 10-4 A = 10-14 m.

Q: Write isotopic symbols in the form zXA for each isotope. the argon isotope with 22 neutrons

A: Different forms of same element which have different mass number (A) and same atomic number (Z).…

Q: The newly discovered element Nh (Nihonium), with atomic number 113, would be a member of which…

A: Atomic number of this newly discovered element Nihonium (Nh) is 113. In the periodic table, period…

Q: An element 'A' contains 4 protons, 4 electrons and 5 neutrons. it is + 1. It becomes when it has 4…

A: For a neutral atom, the number of electrons or protons is equal to its atomic number. The mass…

Q: Which statement is true?(a) For a given element, the size of an isotope with more neutrons is larger…

A: For a given element, atoms having same atomic number with different mass number are known as…

Q: The relative atomic mass of antimony is 121,8. Antimony exists as two isotopes - antimony 121 and…

A: Given, The relative atomic mass of antimony is 121.8 and it's two isotopes  antimony 121 and…

Q: Select the best answer or answers from the choices given: The subatomic particles responsible for…

A: which subatomic particles responsible for the chemical behavior of atoms

Q: Is each of the following statements true or false?a. A proton and an electron have opposite…

A: a. A proton and an electron have opposite charges. The given statement is True. Protons are…

Q: (1) and (2) have roughly the same mass. (1) = neutrons, (2) = atoms. O (1) = electrons, (2) =…

A:

Q: Briefly describe the contribution to atomic theory made by democratic, Dalton, J.J. Thomson and…

A: John Dalton and other scientist notices that every chemical substance combines and break down their…

Q: What does an atom become when the number of its protons exceeds the number of its electrons?

A: The subatomic particles of an atom are, Electrons (negatively charged) Protons (positively charged)…

Q: Complete the following table for an isotopically labeled atom or ion: Complete the following table…

A: Given incomplete table is :  Complete the given table ?  Number of protons (p) = Atomic number (Z)…

Q: fill the following blanks a. At the extreme left side of the periodic table the elements are…

A: Modern periodic table was designed by Henry Moseley based on the modern periodic law which states…

Q: Which of the following is not associated with the work of Rutherford? the nucleus of an atom is…

A: Rutherford model of and atom had the following characteristics-  1) Most of the space inside the…

Q: Solve this

A: We need to find which of these options is true for single atom of a substance.

Q: Part B Complete the sentences to explain your answers. Reset Help particles According to…

A: Given : Some fill in the blanks regarding Rutherford model of atom. To find : Fill in the blanks.…

Q: Note that some of the elements in the table are isotopes. Circle the symbols of the isotopic ones.…

A: In neutral atom, Atomic number = number of protons = number of electrons   Mass number = atomic…

Q: An element 'A' contains 15 protons, 15 electrons and 16 neutrons. it is |. It becomes when it has 15…

A: The atomic number of an atom is the number of protons present in the atom. For a neutral atom, the…

Q: What are three subatomic particles; state their relative charged and sizes and give the symbol of…

A:

Q: if the number of electrons is than The overall charge of an atom is the number of protons. B)…

A: Given :

Q: have no charge. They are found in the ____________ and provide ____________ or weight to the…

A: An atom contains three subatomic particles. Protons ans neutrons are present in the nucleus a nd the…

Q: This homework is going to center around a completely made up element Maplenium. This metal has a…

A: Given data,Density of Ml=31.284lbs/dm3Mass of Ml=8.22×10-2Kg=0.18122lbsDimensions of…

Q: 8. Which of the following is the correct interpretation of Rutherford’s experiments in which gold…

A: The correct interpretation of Rutherford’s experiments in which gold atoms were bombarded with alpha…

Q: An element 'A' contains 4 protons, 4 electrons and 5 neutrons. it is + . It becomes when it has 4…

A:

Q: ... How many protons, electrons and neutrons are in each of the following? a) 37Cl = protons 17,…

A: #(I): In a neutral atom, Number of protons(p) = Number of electrons(e) = Atomic number(Z) Number of…

Q: Complete the following sentence: 12C and 13C are uncharged atoms with the same ___ . atomic…

A:

Q: Picture attached

A: The complete table has to be given.

Q: Which statement about electrons is false?(a) Most atoms have more electrons than protons.(b)…

A: Electron was discovered by J.J.Thomson. Electron is a subatomic particle with a symbol e-. Electron…

Q: Suppose a new element with an average atomic mass of 22.906 u is discovered on Mars. This element is…

A:

Q: Which subatomic particle is transmitted through electric current? A. proton B. electron C.…

A: Which subatomic particle is transmitted through electric current?

Q: The element gallium has two naturally occurring isotopes, gallium-69 (68.9256 amu) and gallium-71…

A: Given , two isotopes of gallium (Ga) are 69Ga = 68.9256 amu 71Ga = 70.9247 amu  Let, % abundance of…

Q: Potassium occurs naturally as two isotopes. The heavier isotope has percentage abundance of 93.1.…

A:

Q: 8. Complete the following table with the appropriate data for each isotope given (all are neutral…

A:

Q: 2. Which chemical group is being described? (for example IA, transition elements, etc.) a. Family…

A: In the periodic table , Each elements have its own property  Alkali metals are reactive and…

Q: Complete the following by placing the missing words correctly. The atomic theory was given by…

A: The atomic theory was given by  Dalton. Protons is a  subatomic particle . The atomic number gives…

Q: Which of the following statements is/are incorrect? Select all that apply. You may choose more than…

A: Answer: Here, only the last option is incorrect, other than that the rest of the options given about…

Q: The CRC Handbook, a reference book for chemistry and physics lists two isotope of Rubidium (Z-37).…

A: Thus if we know % of two isotopes and mass of one, then we can easily predict the mass of another…

Q: See if you can complete the following table using only what is on this page. ( Fill in th blanks )…

A: All the elements in chemistry are known by its symbol popularly known as element symbol . Each…

Q: 8. Complete the following table with the appropriate data for each isotope given (all are neutral…

A:

Q: An element 'A' contains 4 protons, 4 electrons and 5 neutrons. it is It becomes • when it has 4…

A: The question is based on the concept of atomic structure. by looking at proton,  neutron &…

Q: See if you can complete the following table using only what is on this page. Hint: Two of the…

A: An atom is composed of protons, electrons, and neutrons. The number of protons will be equal to the…

Q: 13. For the following elements state their Name, Period, Group #, Family Name and type of element?…

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Q: Which statement is true? O a. Protons and neutrons have the same mass, but electrons are much…

A: An atom contains subatomic particles like: 1. Protons (p) having a positive charge.  2. Electrons…

Q: 10) Which pair represents isotopes? Circle the correct choice(s a. Ca and He 40 20 b. Fe and 58Fe 26…

A:

Q: An element 'A' contains 4 protons, 4 electrons and 5 neutrons. it is •. It becomes • when it has 4…

A:

Q: Mendeleev left empty spaces in his periodic table for elements he suspected existed but had yet to…

A: Mendeleev is the first who makes groups and rows. Mendeleev also left empty spaces in his periodic…