ACC Atoms And Periodic Table Review Question Preview (ID: 41374)


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Isotopes has the same number of protons:
a) But different number of neutrons
b) But different number of electrons
c)
d)

Which of the following describes the powder used to make kool-aid before you mix water in it.
a) A solute
b) A solvent
c)
d)

CH4 + 2O2 ---------CO2 + ___H20; What is the correct Coefficient to place in front water.
a) 1
b) 2
c) 3
d) 4

Moving from the bottom to the top of the states of matter diagram:
a) The forces getting smaller and energy is being added
b) The forces are weakening as energy is being removed.
c)
d)

What is the formula for tetra sulfur pentoxide?The numbers behind the element are subscripts in this question.
a) S405
b) S3010
c)
d)

Which of the following would be the more reactive?
a) Ar
b) Cl
c) S
d) Al

Magnesium has how many valance electrons in its outer shell.
a) 4
b) 2
c) 3
d)

What type of bond exists between CaN?
a) Ionic Bond
b) Covalant Bond
c)
d)

What is the name for BeF2?
a) Beryllium Fluoride
b) Becium Fluoride
c) Boron Fluoride
d)

In the formula, CaN, calcium is a:
a) Metal
b) Non-Metal
c)
d)

Which best explains the difference between reactants and products? We started with 20g and ended with a 15g mixture after the reaction.
a) Some of the product was released from the top of the flask
b) Some of the product was absorbed from the top of the flask
c)
d)

Nuclear Fission is when:
a) One large atom splits into two different atoms
b) Two smaller atom combines to form an even smaller atom
c)
d)

Nuclear Fusion is when:
a) Two atoms Hydrogen combine to form a larger one
b) Two atoms Hydrogen split to form a smaller one
c)
d)

Which of the following will form an Ionic Bond with potassium?
a) Chlorine
b) Neon
c) Sodium
d)

At a molecular level, what happens as a gas becomes a liquid:
a) Particles will slow down and become condensed
b) Particles will speed up and spread apart
c)
d)

What is the chemical symbol for Sodium Chloride?
a) NaC
b) NaCl
c)
d)

How many atoms of oxygen are present in CO2?
a) 1
b) 2
c)
d)

How many atoms of Sulfar are present in MgS?
a) 1
b) 2
c) 3
d)

Which element would take Magnesium's valence electrons to form an Ionic Bond and fill its outer shell?
a) Ne
b) P
c) S
d)

Which element is made of five protons?
a) Be
b) B
c) Ne
d)

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