syol atomic mass name metal or nonmetal? 2 1 H 1.00794 Hydrogen nonmetal 3 2 He 4.002602 Helium noble gas 4 3 Li 6.941 Lithium alkali metal 5 4 Be 9.012182 Beryllium alkaline earth metal 6 5 B 10.811 Boron metalloid 7 6 C 12.0107 Carbon nonmetal 8
30/3/2020· Is Copper a Metal, Nonmetal or Metalloid? By Staff Writer Last Updated Mar 30, 2020 2:42:49 AM ET Copper is a reddish metal with the chemical syol of Cu. The word copper comes from the Latin “cuprum,” which means "metal from Cyprus." In ancient
26/3/2020· Is Bromine a Metal or a Nonmetal? By Staff Writer Last Updated Mar 26, 2020 9:10:26 AM ET Iain George/CC-BY 2.0 Bromine is a nonmetal element. It takes a liquid form at normal room temperature and has a brownish-red color in both its gaseous and liquid
Name of the element Atomic syol Metal/metalloid/nonmetal Atomic nuer Protons Electrons Neutrons Atomic mass Boron B Metalloid 5 11 Sodium Na Metal 11 23 Gallium Ga Metal 31 68 Yttrium Y Metal 39 89 Copper Cu Metal 29 64 Technetium Tc Metal 43 98 Lead Pb
Write the name and syol of each element described: the nonmetal in period 3 with the fewest protons the metalloid in group 17 (7A) the metal in period 3 with the most electrons the metal in group 2 with lowest atomic nuer the nonmetal in group 14 (4A) the
Name Syol Group nuer Metal, nonmetal or metalloid? Representative element, transition metal, or inner transition metal? Nuer for period Solid, liquid, or gas? aluminum Al 13, 3A or IIIA metal representative element 3 solid silicon Si 14, 4A or IVA Ni
Chemical formulas – a group of chemical syols and nuers that represent the nuer of atoms of each element that make up a compound . ( H 2 O) In a chemical formula, the element with the positive charge is always written first. Chemical Formulas
Name the following binary compounds consisting of two nonmetals or a metalloid and a nonmetal. 1. AsH3= arsine 2. AsF5= arsenic pentafluoride 3. HCL= Hydrogen chloride is this right? asked by Rebecca on
Interesting Facts about Metalloids Unlike other families of elements such as the noble gases, alkali metals, and halogens, the metalloids form a diagonal line on the periodic table rather than a vertical line. Silicon is one of the most important materials used to make electronics such as …
26. What is the first nonmetal in the sixth period of the periodic table? Radon 27. To what chemical family does calcium belong? Alkaline Earth Metals 28. Is W a metal, non-metal, or metalloid? Metal 29. How many valence electrons does Cesium have? 1
2. Calcium with water Observations: 3. Magnesium with water Observations: 4. Summarize metals’ reactivity with water Part II: Observations of Elements Element Syol Metal, Metalloid, or Nonmetal Description Aluminum Carbon Copper Iron
C = carbon Ca = calcium Cl = chlorine Cr = chromium Chemical Syols Chemical Syols • represent name of element Identify each of the following elements as metal, nonmetal, or metalloid. A. sodium metal B. chlorine nonmetal C. silicon metalloid 14
18/10/2007· Plutonium is none of the above. It is a "rare earth metal" or "rare earth element." Plutonium is from the "actinide series." It is part of "Group 3" and in the "7th period" on the Periodic Table. Plutonium is a radioactive, metallic chemical element. It has a syol Pu and
Chapter(2:(( Atoms(and(Elements( ( ExtraCredit( ( ( Name(_____(! Memorize(the(name(and(syol((for(example(sodium(is(Na)(for(elements(with(atomic(nuers:(((1B20,(22
POTASSIUM CALCIUM SCANDIUM TITANIUM VANADIUM CHROMIUM MANGANESE IRON co COBALT 59 NICKEL 59 Cu COPPER SILVER 108 Zn
Unit 2 Section A Review -Chemical Properties and the Periodic Table Identify each chemical and physical property of calcium that is described in the following paragraph. Calcium is a (1) shiny, (2) silvery-white metal. (3)When it is exposed to moist air, it readily
30/6/2009· I. Classify each of the following elements as a metal, nonmetal, or metalloid. 1. Na 2. Ge 3. Si 4. Br 5. Ag II. Determine the charge of each of the following ions. 1. tungsten ion with 68 electrons 2. tellurium ion with 54 electrons 3. nitrogen ion with 10 electrons 4. barium ion with 54 electrons III. Determine the nuer of protons and electrons in each of the following. a) Al 3+ b) S 2- c
The metal or nonmetal is written first in the formula , followed by oxygen. 19. Methods:7 common-used nonmetal materials were burned in the coustion test box; and qualitative analysis was done by detective apparatus and GC-MS.
Valence Electrons Energy Calcium Metal s Largest Lowest 2 Magnesium Metal s 2 Sulfur Nonmetal p Smallest Highest 6 2.97 The electron configuration of copper (1s2 2s2 2p6 3s2 3p6 4s1 3d10 ) is unusual because electrons have been added to higher-energy 3d
Calcium is a shiny, silvery-white metal, When it is exposed to moist air, it readily tarnishes. At room temperature, calcium exists in the solid state and its melting point is 842 °C.
Use the element syol to loe an element in the periodic table. Count down the rows of elements to determine the period. The group nuer is loed at the top of each column. Element Period Group a. Oxygen 2 6A (or 16) b. Calcium 4 2A (or 2) c. Phosphorus
The syol N belongs to the nitrogen element which belongs to period 2 and group 5A / 15 from the periodic table. It is the main group element as all element in the group named as A is the main group element. Its atomic nuer is 7 and atomic mass is 14.01 u …
Adopt-An-Element Requirements: 4-5 min Presentation on Elements: (55 pts) Your presentation must include the following information: Element name, Syol, Atomic #, Atomic Mass, Melting Point, Boiling Point, and Normal Phase. Then add at least 6 different
13. metal and nonmetal and metalloid e-— lc 30. For each of the following pairs, predict which atom has the higher electrtnævity. Draw the trend to the right. (4 pts) a.
Classify the following element as metal, nonmetal, or metalloid: sodium A. metal B. nonmetal C. metalloid Question 2 Refer to a periodic table. The element calcium can be classified as A. an alkali metal
Directions: Use your periodic table to find the Syol, atomic nuer & atomic mass (round the atomic mass to the nearest whole nuer). Determine if the element is a metal, nonmetal or metalloid and if it is a solid, liquid or a gas at room temperature. 1.
CHM 110 Practice Set 2 1/2 CHM 110 Practice Set 2 Periodic Table and Ionic Compounds Follow the directions for each part, and write answers in the provided blanks. Find the requested information using the periodic table. 1) _____ The name of
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