By: Isabel Roman

Atomic Theory

Naming and Formula Writing

Ionic Bonding and Metals

Stoichiometry Energetics

100 100 100 100 100

200 200 200 200 200

300 300 300 300 300

400 400 400 400 400

500 500 500 500 500

He2

4.00

Label this image:

Atomic Number

Atomic Symbol

Atomic Mass

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Fill in the short configuration:

Fill in this chart:

MEASUREMENT VARIABLE UNITS (or value, if constant)

Speed of lights C

Wavelength λ

Frequency f

Energy E

Planck’s constant h

M

J

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A beta particle strikes an atom of Gold- 197, which then emits an alpha particle. What is the product nuclide?

Pt193

78Au197

79β

0

-1e + Hg197

80 He4

2+

Answer:

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Fill in this chart:

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Name the following molecular compound:

Sulfur Hexachloride

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Define: the law of definite law of definite proportionsproportions

In a sample of any chemical compound, the mass of the elements are always in the same proportions.

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Copper (II) Perchlorate

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Define: valence electronsvalence electrons

The outermost electrons, the electrons in the highest energy shell.

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What is the formula for: strontium

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How many electrons must be gained by each of the following atoms to achieve a stable electron configuration?

a)Nb)Clc)Sd)P

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Write the electron dot configuration for the compound formed by aluminum and oxygen.

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Write the formula for this compound: Magnesium Sulfate

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How many grams of water can be produced from 88.0g of calcium hydroxide?

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How many molecules of aluminum chloride are required to produce 75.0g aluminum nitrate?

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How many silver chloride molecules would be produced at the same time as 8.67 moles of aluminum nitrate?

A reaction had an enthalpy, ∆H, of -141.2 kJ/moles. It is endothermic or exothermic?

Explain. ○ This reaction is exothermic because it is

release energy to its surrounding.

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What is the name of the phase change from solid directly to gas?

Sublimation

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A 35g gold sample of Element X gives off 8500J as it cool from 56°C to 34°C. Calculate the specific heat of the Element X, assuming that it does not

undergo any phase changes.

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Use Hess’s Law to determine the value of ∆H for reaction D.

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-514.25 kJ

Water has a melting point of 100°C. Solid water has a specific heat of 2.06 J/g°C. Liquid water has a specific heat of 4.18 J/g°C. Gaseous water has a specific heat of 1.7 J/g°C. The Heat of Vaporization of water is 2260 J/g. How much energy is need to raise the temperature of a 60.5g sample of water from 55°C to 115°C?

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a b

c d100

0

14965.8 J