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$200. 24. C 6 H 12 O 6 contains how many total atoms?. $400. 30.97376. What is the Atomic Mass of Phosphorus?. $600. O. Draw the Lewis Dot Diagram for Oxygen. $800. Draw Bohr ’ s model of a Lithium atom. 1e -. 2e -. 3 P 4 N. $1000. Draw Bohr ’ s model of a Chlorine atom. 7e -.
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$200 24 C6H12O6 contains how many total atoms?
$400 30.97376 What is the Atomic Mass of Phosphorus?
$600 O Draw the Lewis Dot Diagram for Oxygen
$800 Draw Bohr’s model of a Lithium atom 1e- 2e- 3 P 4 N
$1000 Draw Bohr’s model of a Chlorine atom 7e- 8e- 2e- 17 P 18 N
$200 Solution C What solution is the most acidic? Solution A has a pH of 13. Solution B has a pH of 4 Solution C has a pH of 3. Solution D has a pH of 14.
$400 Base NaOH Acid or Base?
$600 H+ H2SO4 Give what ion this acid donates?
$800 Acid + Base water + salt A neutralization reaction is an acid + ______ _____+ ______
$1000 H+ pH is a meaure of what ion?
$200 3 (because C makes 4 total bonds) How many Hydrogens can go around each Carbon? C C
$400 Halogens What is the name of the group 17 elements?
$600 K, Potassium Name the element in the Alkali Group with 4 electron shells
$800 (any of the Noble gases) – Xe, Ar, Kr, Rn Name one element that has physical properties similar to Ne
$1000 H, N, O, F, Cl, Br, I Name the 7 diatomic elements
$200 ionic What type of bond (ionic, covalent, or metallic) is shown below Na-Cl
$400 covalent What type of bond (ionic, covalent, or metallic) is shown below C-C
$600 Covalent - Carbon Tetrachloride Identify the type of bond and name the compound CCl4
$800 Covalent -- dinitrogen trioxide Identify the type of bond and name the compound N2O3
$1000 Ionic - Lithium Sulfide Identify the type of bond and name the compound Li2S
$200 physical Matter goes through Phase Changes. Are PHASE CHANGES chemical or physical?
$400 Liquid • Definite volume, indefinite shape describes a • Solid • Liquid • Gas
$600 Nothing, the temp. will remain constant (B = melting and it’s a flat line Based on the picture below, if a cube of ice is melting and I add heat, what will happen to the temperature?
$800 Solid and Liquid What phase(s) of matter are present at line B?
$1000 • Melting 2. deposition • 3. boiling (vaporization) • Name these phase changes • Solid Liquid • Gas Solid • Liquid Gas
$200 B Changes that take place during a chemical reaction are shown in a A. chemical formula B. chemical equation C. chemical model D. chemical change
$400 1 • When a teaspoon sugar is added to water in a beaker, the sugar DISSOLVES, the resulting mixture is__________________. • a homogeneous solution • a compound • An element • a heterogeneous solution
$600 1 2K2O → 4K + ______O2 What number needs to go in front of O2 for this reaction to be balance?
$800 Ca, Na, Sr Which of these elements will undergo a Single Replacement Reaction with HCl? Ca, Cu, Na, Sr, Au
$1000 The mass are equal According to the law of conservation of mass, how does the mass (# of atoms) of the reactants compare with the mass (# of atoms) of the products in a chemical reaction?
