Chemistry Double Jeopardy Round

Atomic Theory Chemical Reactions Stoichiometry Naming 200 200 200 200 400 400 400 400 600 600 600 600 800 800 800 800 1000 1000 1000 1000

the weighted average of an element痴 naturally occurring isotopes What is atom mass? Row 1, Col 1

Name the five different chemical reactions. Synthesis, combustion, decomposition, single replacement, double replacement Name the five different chemical reactions. 1,2

How many pennies are in a mole of pennies? 6.02 * 10^23 How many pennies are in a mole of pennies? 1,3

Name the following molecule Potassium oxide Name the following molecule K2O 1,4

2,1 What do we call the electrons found Valence electrons What do we call the electrons found In the outer most filled orbit of the atom? 2,1

COMBUSTION 2C5H9O + 19O2  10CO2 + 18H2O Reaction Type: 2,2

What is the percentage composition of oxygen 72.7% What is the percentage composition of oxygen in CO2 2,3

Name the following molecule Cobalt (II) chloride Name the following molecule Co(II)Cl2 2,4

2-6 Write the electron configuration of oxygen atom. 3,1

What type of the reaction is the following Double displacement What type of the reaction is the following Equation? MgCl2 + Li2CO3 MgCO3 + 2 LiCl 3,2

1.51 E24 How many atoms are there in 100g of Argon?   3,3

3,4 Write the chemical formula for the following compound: Dinitrogen pentasulfide Write the chemical formula for the following compound: N2S5 3,4

4,1 Draw lewis dot diagram for atom that has X: Draw lewis dot diagram for atom that has 20 electrons, 20 protons and 19 nuetrons 4,1

4,2 2 , 1 , 1 , 2 Balance the following reaction: ____ NaBr + ____ Ca(OH)2  ___ CaBr2 + ____ NaOH 4,2

4,3 1.81 mol N2O4 Determine the number of moles of N2O4 needed to react completely with 3.62 mol of N2H4 for the reaction 2 N2H4(l) + N2O4(l) → 3 N2(g) + 4 H2O(l) 4,3

Ammonium sulfate Give the name to the following compound: NH3SO4 4,4

5,1 Which of the following scientist conducted the Rutherford Which of the following scientist conducted the Gold foil experiment? A) Bohr B) Rutherford C) Marie Curie D) Dalton 5,1

2, 1, 1 Synthesis Balance the following reaction and provide the type of reaction ____ NH3+ ____ H2SO4  ____ (NH4)2SO4 Reaction Type: 5,2

5,3 D Given the reaction: 4NH3 (g)+5O2 (g)--->4NO(g)+6H2O(l) When 1.20 mole of ammonia reacts, the total number of moles of products formed is: 1.20 b. 1.50 c. 1.80 d. 3.00 5,3

Name the following molecule: Cobalt (II) sulfate Name the following molecule: CoSO4 5,4