Problem 1. Label each of the following items as an ionic compound. molecule: (a) LiCI (b)...
94. The net ionic equation for the reaction, Cu(s) + 2HNO3(aq) - H2(g) + Cu(NO3)(aq) A) Cu(s) + H(aq) → H2(aq) +Cu? (aq) B) Cu(s) +2H(aq) → H2(g) +Cu2+ (aq) C) Cu(s) +2H (aq) H2(g) + Cu(aq) D) Cu(s) + H(aq) H2(g) + Cu(aq) X Question 13 of 100 Meme 51. Which of the following is TRUE? A) Hydrogen atom to hydrogen ion (H+)is reduction B) Oxygen atom to oxide ion(O2-) is reduction. C) tin atom to tin(IV) ion is...
(12. Which of these is a chemical property ? a. Helium is very nonreactive b. Sodium is a soft shiny metal. c. Water has a high specific heat. d. Glycerol is a viscous liquid. .e. Ice melts at 0°C. 13. Which of these is an element? water-compound b. iron ore wood compound d. silver element e. brass 14. Water is an example of a. a homogeneous mixture b. a heterogeneous mixture c. a compound 2 or more atoms form chemical...
all 6. Which combination of atoms is most likely to form an ionic compound if they are allowed to react with each other? A) metal and metal B) metal and nonmetal C) nonmetal and nonmetal D) metalloid and metalloid E) All combinations are likely to form an ionic compound. 7. A covalent bond involves which of the following? A) sharing of electrons between two atoms B) transfer of electrons between two atoms C) donation of protons from one atom to...
1) In your own words, why is it useful to know if two elements are in the same group? 2) Write the symbol for the following: A neutral atom with 42 protons and 48 neutrons: __________ A neutral atom with 15 protons and 16 neutrons: __________ A neutral atom with 53 protons and 61 neutrons: __________ 3) If you have an electron in the n = 3 energy level, what are the possible sublevels it can have? 4) What would...
For each of the following, indicate whether it is an ionic compound (I) or a molecule (M), and give the corresponding formula or name as appropriate. I or M Chemical Formula/Name .1. aluminum acetate 2. silver phosphate 3. ammonia 4. copper (II) hydroxide 5. ammonium sulfate 6. calcium perchlorate 7. phosphorus trichloride 8. titanium (IV) oxide
B. 1 this is what it is asking for. Compounds and Their Formulas Report Sheet B. lonic Compounds and Formulas B.1 Physical properties Compound Appearance Density Melting Pole Report c. lonic C.1 Phys Compou B.2 Formulas of ionic compounds Name Positive Ion C.2 Formula For Negative Ion Name CI- Sodium chloride Iron(III Magnesium chloride Iron(II) Calcium oxide Copper Lithium phosphide Copper Aluminum sulfide Zincos Calcium nitride Silver B.3 Names of ionic compounds C.3 Na Kys Potassium sulfide Cu s Feo....
36. Classify each of the following formulas as (1) a binary ionic compound, (2) an ionic compound with polyatomic ion(s), (3) a binary covalent compound, (4) a binary acid, or (5) an oxyacid. Write the name that corresponds to each formula a. HF(aq) b. ClF3 c. SrCl2 d. Fe2(SO4)3 e. H2SO4 f. (NH4)2SO3
Q30. Write the formula for each compound (the composition is given after each name): a. zinc oxide: 1 atom Zn, 1 atom O b. potassium chlorate: 1 atom K, 1 atom Cl, 3 atoms O c. sodium hydroxide: 1 atom Na, 1 atom O, 1 atom H d. ethyl alcohol: 2 atoms C, 6 atoms H, 1 atom O e. (a) aluminum bromide : 1 atom Al, 3 atoms Br f. (b) calcium fluoride: 1 atom Ca, 2 atoms F...
You, the chemistry detective, have obtained a water-insoluble ionic compound with the formula XYZ3 where X represents a metal, and Y and Z are both nonmetals. Answer the questions below, identify the ionic compound and find its percent composition by mass. (25 points) a) The metal X is a member of transition metals of the 4th period. It is one of the three elements that have the highest electronegativity among the transition metals of the 4th period, but unlike the...
Ionic & Covalent Virtual Lab Pre-Virtual Lab Questions: Answer these before going to the website to begin the virtual lab. 1. Where are metal atoms located on the periodic table? Where are non metal atoms located on the periodic table? 2. What subatomic particles) participate in chemical bonding? 3. In your own words, define valence electrons. 4. How can you determine the number of valence electrons in an atom using the periodic table? 5. Draw a Lewis Dot Structure for...