Chemistry QUIZ BEE 1

Round 1: Keri Lang Vebs

Convert 10,000 mmHg to 1 MPa. (4 decimal places)

• 1.3332 MPa

• 13.3322 MPa

• 1333.2237 MPa

• 1,333,223.6840 MPa

How many significant figures does 200.000000057000 have?

• 5

• 8

• 12

• 15

• -129,180,674

• -129,180,674.2

• -129,180,674.20

• -129,180,000

Convert 560 US gal. to cubic meter.

• 2119.8307

• 211.9831

• 21.1983

• 2.1198

1.    Lady’s Choice Bacon Spread Mayonnaise is what kind of matter?

I.             Element

II.            Substance

III.          Compound

IV.          Homogeneous Mixture

V.           Heterogeneous Mixture

• II and IV only

• I, II, III, and V only

• IV only

• V only

Round 2: Medyo Kaya Pa Po

If two elements can combine to form more than one compound, the masses of one element that combine with a fixed mass of the other element are in ratios of small whole numbers. What is the name of this law according to the atomic theory?

• Law of Definite Proportions

• Law of Conservation of Mass

• Law of Multiple Proportions

• Avogadro's Law

What is the name of this compound ?

• Lead Chromite

• Lead (I) Chromate

• Lead (II) Chromate

• Plumbic Chromite

What is the formula for Mercury (II) Sulfate?

• HgSO4

• HgSO3

• HgSO2

• Hg2SO3

Which sequence correctly places the elements in order of increasing ionization energy?

• H-->Li-->Na-->K

• I-->Br-->Cl--F

• O-->S-->Se-->Te

• H-->Be-->Al-->Ga

Balance the chemical equation

• 2, 6 , 8, 12

• 1, 8, 8, 10

• 1, 13, 10, 12

• 2, 13, 8, 10