Classify each element as a metal or nonmetal. Metal Nonmetal Mg Cr Pt CI Answer Bank

Q: The atomic weight of silicon is 28.0855. Round this to 4 significant figures. O a. 28.09 b. 28.1 Oc.…

A: Here we have to round the atomic mass of silicon 28.0855 to 4 significant figure.

Q: MCQ 13: The element of group IV which is metal is A. Carbon (C) B. Germanium (Ge) C. Lead (Pb) D.…

A:

Q: a. Number of Electrons b. Number of Neutrons c. Number of protons d. Mass number e. Valances

A: In periodic table , the elements are arranged in order of their atomic numbers.  Atomic number of…

Q: Classify the following elements as a metal, nonmetal, and a metalloid. 1.) hydrogen…

A: Metal is the element that readily forms cations and shows properties like conductivity, luster,…

Q: What THREE elements are rare-earth elements? calcium neodymium rhenium niobium samarium thallium…

A: In the above question the elements which are rare earth metal  among the option provided are…

Q: he pencil's "lead" main element is: a. C b. Sn c. Ld d. Pb

A: Pencil's lead which appears grey or black in color is made up of graphite.  and graphite is one of…

Q: Which elements are alkaline earth metals?(a) rubidium(b) tungsten(c) magnesium(d) cesium(e)…

A: Alkaline earth metals are the elements present in the group 2 of the periodic table. Their general…

Q: Match each element to its location on the periodic table zinc (Zn) sulfur (S) beryllium (Be)…

A: Electronic Configuration of particular elements specifies its group number as well as its period…

Q: 63. To what group number does each element belong?(a) oxygen(b) aluminum(c) silicon(d) tin(e)…

A: The modern periodic table is divided into 7 periods and 18 groups(numbered 1-18). The elements in…

Q: 12. For each of the following elements, use the tables on the inside cover of the book to give the…

A: An atom is made up of a nucleus and electrons. Nucleus consists protons and neutrons. Protons are…

Q: Using the periodic table, classify each of the following elements as a metal or a nonmetal, and then…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Identify the elements in each chemical formula, and give the number of atoms of each element.…

A: Given chemical formulas are  a. LiCN (Lithium cyanide)  b. C3H8 (propane)  We need to identify the…

Q: The radius of a strontium atom is 215 pm. How many strontium atoms would have to be laid side by…

A: Diameter = 2 X Radius

Q: 1. A model of an atom is shown below. Carbon (C) Sodium (Na) Nucleus Boron (B) Neon (Ne) CLEAR ALL…

A: Dear student I have given answer to your question in the image format.

Q: Which of the following has the greatest number of electrons?   a. Ca2+   b. K+   c. Cl-   d. S2-…

A: Number of electrons in Ca2+ = 20 - 2 = 18 e- Number of electrons in K+ = 19 - 1 = 18 e- Number of…

Q: 1. Write the three characteristics of metals and nonmetals. Metals Nonmetals 2. List the subatomic…

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

Q: Classify each of the following fifth-row elements as a metal, a metalloid, or a nonmetal: (a) Y (b)…

A: The metals are elements that are aligned left side of the periodic table and have a tendency to lose…

Q: 1. Describe the periodic table. 2. Where are the alkali metals and the halogens located on the…

A: Modern periodic table was first made by Dmitri Mendeleev. He is known as the father of periodic…

Q: 4. 14N and 1C have the same number of A. isotopes. B. protons. C. neutrons. D. electrons.

A: The subscript denotes the atomic number and the superscript denotes atomic mass.

Q: An element is a pure substance that is made up a ____ type of ato

A: An element is a pure substance that is made up an identical type of atom.

Q: 47. List the name and the atomic number of each element.(a) Mn(b) Ag(c) Au(d) Pb(e) S

A: The atomic number is the number of protons found in the nucleus of the atom of that element. Every…

Q: 1. A material consists of an element. How many types of atoms are present in this substance? (C.1.1)…

A: Every substance consists of small particles and these particles are called atoms.  So, basically a…

Q: Group A column in the periodic table Period Plutonium A main group element Titanium An inner…

A: Given is table.

Q: Determine the number of atoms in 1.85×10^-3L of Mercury. [The density of mercury is 13.5g/mL.]

A:

Q: Use a periodic table to complete the following. Atomic Name Symbol Number aluminum 16 Cr silicon Mn…

A: 1) Aluminium : The atomic number of aluminium = 13  The symbol of aluminium is Al.

Q: Which of the following radii comparisons is incorrect? A) Sr Se E) Sn > Sn*

A:

Q: What is the symbol for the lightest alkali metal with three neutrons? Select one: a. H b. Li c. B…

A: Lithium Lithium is an alkali metal with the atomic number = 3 and an atomic mass of 6.941 g/mol.…

Q: The edge length of a BCC metal is 3.31 Angstrom which also has a density of 16.6 g/cm³. What is this…

A:

Q: 1. Mg is a/an a. anion b. halogen C. cation d. cube e. transition metal

A: According  to our guidelines , we w9ill solve only one question if multiple question posted. please…

Q: Which element is not a main-group element?a) Se                      b) Mo                     c) Sr…

A: Main-group elements: S-block and P-block elements are knows as main-group elements. They are,…

Q: The natural abundances and isotopic masses of the element neon (Ne) areIsotope               %…

A: Average atomic mass is equal to the product of % abundance and isotopic mass. Average atomic mass is…

Q: Name of element Number of Number of electrons Number of SYMBOL A Charge protons Neutrons zinc 30 34…

A: The atomic number is represented as 'Z' and the mass number as 'A' . The equations which are used to…

Q: sotope #1 • Element Symbol 79 • Nuclear Symbol: Br 35 • Atomic Number • Mass Number • Protons •…

A:

Q: Which of the following elements fo Gold O Fluorine Hydrogen Sulfur Oxygen O Helium Olodine Antimony…

A:

Q: Name the following: Two elements belonging to the same period as Iron. Two elements belonging to the…

A: Note: According to our guidelines we are supposed to answer only first three subpart. Kindly repost…

Q: Fill in what is missing in the ZApen table. Use a separate sheet of paper for your answer. Element…

A: All things are provided in handwritten solution

Q: Which two elements on the periodic table are in the same period? OH, Na O B, Ga OK, Sc He, Ne

A: Which two elements on the periodic table are in the same period = ?

Q: The atomic radius of a gold atom is 144 x10-12 m.  The volume of a gold atom can be calculated using…

A:

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: Using the periodic table, classify each of the following elements as a metal or a nonmetal, and then…

A: Using the periodic table, classify each of the following elements as a metal or a nonmetal, and then…

Q: MCQ 37: Chemical elements contains only A. one type of atom B. two type of atom C. molecules D. ions

A: When the substances/matter present in and around you are classified they fall into two big…

Q: Which pair of elements do you expect to be most similar in their chemical properties?a) K and Fe…

A: Most similar in their chemical properties

Q: In which group on the periodic table is Iron? O Alkali metal O Halogen Alkaline earth metal O…

A: A multiple choice question based on the position of Iron in periodic table.

Q: element? Element Name Period Group # Family Туре Na Fe Br Xe Ca

A:

Q: The volume of a single strontium atom is 4.15 x 10-23 cm³. What is the volume of a strontium atom in…

A: It is a volume unit conversion problem where we are asked to convert the volume from cubic…

Q: Classify each element as a metal or nonmetal. Metal Nonmetal Answer Bank Mg Вг Ne Ag Zn

A: Metal are species which can donate electron whereas non-metal are those which can accept electron.

Q: Most of the elements in the periodic table are O metals O non-metals O metalloids gases

A: Metalloids - Elements which have properties intermediate of metals and non-metals.  Metals - They…

Q: Determine the number of atoms in 1.96 mL of mercury. The density of mercury is 13.5 g/mL

A: Given: Density of mercury = 13.5 g/mL Volume of mercury = 1.96 mL We know,…