32. Categorize each element as a representative element, a transition metal, or a noble gas. a. 1s²2s²2p 3s²3pº4s²23d¹04p65s4d¹0 b. c. 1s22s22p 3s²3pº4s²3d4 d. 1s²2s²2p 3s²3p² 1s²2s²2p′3s²3pº4s²3d¹⁰4pº Jums sugg 0-2

Q: Element X reacts with chlorine to form a compound with the formula of X2Cl3. This compound contains…

A: Relative atomic mass: Cl = 35.5 g/mol

Q: 3. What mass of Al contains the same number of atoms as 3.0 g Pb7 a. 23 g b.0.014 g C. 3.0g d. 0.39…

A: 3. mass of Pb = 3.0 g molar mass of Pb = 207.2 g/mol moles of Pb = 3.0 g / 207.2 g/mol…

Q: A certain element X has four isotopes. 0.5600% of Xhas a mass of 83.91343amu. 9.860% of Xhas a mass…

A: Since element X is an isotope. Isotopes are that element which has the same atomic number but has…

Q: Determine the number of protons and electrons in each ion  I¹- A.53 protons, 52 electrons B.53…

A: Given ion is  (iodide ion ) Anion is formed by gain of electrons  Atomic number of iodine is 53…

Q: Which element is the only transition metal that has a single-letter chemical symbol that is not the…

A: Co-ordination compounds are formed when the metal ion is bonded to the ligand which donates its…

Q: 12. Calculate the atomic mass of an element if its average atom has a mass 2.25 times that of…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: A sample of N2 gas (2.0 mmol) effused through a pinhole in 5.5 s. How long will it take for the same…

A: Rate of effusion (r) :- The number of moles of a gas (n)  effused per unit time (t) is called rate…

Q: 9. Element X has two naturally occurring isotopes; 10x with a percent abundance of 85% and 12x with…

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

Q: Element X combines with phosphate ion to form X3(PO4)2. Element X is  A. Ca+2 B. Al+3  C. N-3 D.…

A: Given: Element X combines with phosphate ion to form X3(PO4)2 To identify Element X

Q: Mass spectrometry detects what? A. B. Radicals lons Quarks E. Cations Anions OF. Molecules

A: The number of electrons that are removed determines charge on molecule and mass divided by charge…

Q: Write isotopic symbols in the form 2X for each isotope. a. the copper isotope with 34 neutrons b.…

A: Isotopic Symbol: It gives us information about the number of protons, neutrons, and mass number of a…

Q: A hypothetical element, E, has two stable isotopes: E-46-46.046 u 64.08% E-51 = 50.826 u %3D 35-92%…

A: m1 = 46.046 , f1 = 64.08100 = 0.6408 m2 = 50.826 , f2 = 35.92100 = 0.3592 m1 and m2 are the mass if…

Q: 11. Given the reaction: Al+ He-X+n When the equation is correctly balances, the nucleus represented…

A: Hi, since you have posted multiple questions. We will answer the very first question for you. Kindly…

Q: Element X has two stable isotopes: 35X - 75.77%, 34.97 amu 37X - 36.97%, 36.97 amu a.  Calculate the…

A: a) Note : the % you have mentioned for 37X is not possible as total % of both is becoming > 100%…

Q: Determine the number of protons and the number of electrons in each ion.a. Al3 +               b.…

A: The electronic configuration for a given atom can be defined as the representation of the…

Q: Consider the following data for the element Z. Determine the number of b) protons, c)electrons and…

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Q: Naturally occurring Metal with average atomic mass 88.9234 consists of two isotopes: 87M with mass…

A:

Q: 1. Johanne Dobereiner noticed that when the elements in the atomic mass, the mass of the middle…

A: As you have posted a question with multiple parts, we will solve the first three subparts for you.…

Q: The natural abundances and isotopic masses of the element silicon (Si) relative to 12C 5 12.00000…

A:

Q: a. Using the average atomic mass of carbon, calculate the mass (in amu) of 137 carbon atoms. amu b.…

A: We have to calculate the mass of atoms from the average atomic masses of the given atoms.

Q: What is the charge of the underlined atoms below? a. NO2 b. FeCl3 c. K2SO4 d. ClO3-

A: NOTE : As you mentioned find charge of underlined atoms. No underlined atoms shown. So, charges of…

Q: 1. HNO, H,S0, 2. C AC 3. H. PdC 4. Br Febr, 1. AICI, OCH, 9) OCH, 2. ZnHg), HCI 3. HH,0 1. AIC O h)…

A: The question is based on the concept of organic reactions. A reactant can be converted to a product…

Q: Calculate the mass (in grams) of a tungsten atom. A. 1.107 x 10 - 26 B. 1.661 x 10 - 24 g C. 3.054 x…

A: Molar mass of tungsten = 183.84g/mol

Q: . A solution in prepared by dissolving 14.36 g of CaCl₂ in 727 mL of water. The total mass of the…

A: Given: The mass of CaCl2 dissolved in 727 mL of water = 14.36 g The total mass of the solution =…

Q: Which of the following statements is TRUE? An atonmic 24

A: First statement is wrong, because atomic mass unit (amu) is mass of 1/12 th mass of one 12 C atom.…

Q: 16 How many neutrons are in the most common isotope of Ag? 62 What is the atomic mass of Magnesium?…

A: “Since you have posted a question with multiple sub-parts (not mentioned on which question you need…

Q: 7) The phosphate ion has a net charge of   A. zero   B. -2   C. +3   D. +2   E. -3

A: The phosphate has the formula of PO43-. Hence it has a net charge of -3 and the correct option is E.

Q: Which combination of protons neutrons and electrons correctly represents a neutral 57 Fe atom a. 26…

A: The question is asking us to identify the correct combination of protons, neutrons, and electrons…

Q: 14. Given the information below, calculate the weighted average atomic mass (amu) of the element X.…

A:

Q: 1.Which of the following elements do not belong to Group IIA elements? a. Be b. Ca c. K d. Ra 2.A…

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

Q: Iron Boron joqnus Sulfur Silicon Aluminum Element Atomic Notation 54 Fe Subatomic Metal, Non-metal,…

A: Subatomic particles  :There are three subatomic particles: protons, neutrons and electrons. Two of…

Q: A fictitious element X has an average atomic mass of 122.264 u.122.264 u. Element X has two…

A:

Q: toms are there in 400.5 grams of Silicon? A V-M. G a. b. 6.77 X 1027 atoms 8.58 X 1024 atoms С.…

A:

Q: Calculate the number of neutrons of neutrons 209 Bi. X

A: Atoms are made up of three main particle -positively charged proton,negatively charged electron and…

Q: 2. Which element forms an ion that is larger than its atom? C. Nitrogen A. Sodium B. Iron the sar D.…

A: The atomic radius of an atom suggests the linear distance between the nucleus and the outermost…

Q: - Isotopes of an element have different numbers of a. Protons b. Neutrons c. Electrons d. Positrons…

A: