POST TEST

Properties that remain the same regardless of the amount present are classified as?

What reaction involves one element replacing an element in a compound that is from the same activity series?

Ernest Rutherford, started testing atomic structure theory in the early 1800. What was key contributon to atomic theory?

How many double bonds are in the Lewis structure for carbon dioxide, CO₂?

What is the relationship between wavelength and frequecy of all waves on the electromagnetic spectrum?

Identify the group of elements with the same outermost energy level?

It has been raining for days. Overnight, temp drops below freezing. Ice has now formed on road. THis is an example of?

The empirical formula for perchloric acid HClO4. Which compound could represent the molecular formula for perchloric aci

The molecular formula for butane is C4H10? Determine the percent compostion for each element in the compound?

Which of these statments describes the basic idea of the VSEPR theory?

According to the kinetic molecular theory, which statement best describes the motion of gas particles?

Compared to nonmetals, metals tend to have?

According to the kinetic theory of gases, the pressure of the gas is due entirely to the

Which sample has a definite shape?

What reaction involves two or more substances combining to form a single compound?

What makes CH4 take on a tetrahedral geometric shape according to the VSEPR theory?

What is the name of the compound NiSO₄?

What is an example of a pure substance?

Metals can conduct electricity and heat well due to

Alkali metals react with halogens and form ionic compounds such as salt. Which of the following explanations describes?

Which of the following represents an intermetallic compound?

Which of these statements accurately describes the trend of ionic energies or atomic radii in the PT?

Which of the following would not be classified as a pure substance?

What is an extensive property that can be calculated?

What is an intensive property that can be measured?

Balsamic Vinaigrette salad dressing is red liquid that is consistent throughout and has water and acetic acid. What is?

What does the followung hyphen notaton of Helium-3 mean?

Which of the following is a possible compound formed from Ca²⁺ and NO₃^-1?

Which of the following elements has the largest atomic radius?

Which of the following is not one of the postulates of the kinetic molecular theory for ideal gas?

Which of the following atoms would have the largest atomic radius?

A molecule of glucose has 6 atoms of carbon, 12 atms of hydrogen, and 6 atoms of oxygen? What is molar mass of glucose?

Which equation above represents a precipitation reaction?

What determines the strength of metallic bonds?

What is the formula for barium nitrate?

A scientist fill a large sealed ballon with 75,000 ml of helium at STP. How many mole of He are contained in balloon? SF

Rubidium has a lower ionization energy than sodium. One reason for this is that the

Which of the following is correct concerning subatomic particles?

What does the Bohr model contribute to the theory on the structure of the atom?

Carbon has potential of bondng with another carbon atom forming covalent bond. What is example of carbon triple bond?

The volume of gas is 50 mL at 20K. What will be new temperature if gas is compressed to 10mL under constant pressure?

Which sample has the greatest amount of compressibility?

Which of the following reactions involves the ions of two compounds exchanging places to form two new compounds?

What is the correct name for the following compound? Li₂S

What is the correct name for the following compound? Al₂(SO₄)₃

Which of the following describes metallic bonding?

What type of reaction involves a single compound producing two or more simpler substance?

Which element has the same s and p configurtion for the 4th energy level as the element CI has for its 3rd energy level?

If the temp of gas changes, but number of moles and volume remain constant, which values must also change?

What is the formula for tin (IV) oxide?

As energy increases in an electrogmagnetic wave, what other factor must also increase?

Which of the following could represent a molecular formula for CH2O?

Technician working on sample of brass and testing properties. Which of the following properteis of brass is extensive?

When sulfuric acid is combined with sugar, gas is released and a tall black column forms. This is an example of a ?

What characterisitcs is responsible for the high electrical conductivity of a metal?

What is the correct formula for ammonium hydroxide?

Which of the following compounds is correclty matched its molecular geometry according to the VSEPR theory?

The reactivity trends on the PT depends on valence electrons. What family on the PT is the most reactive nonmetals?

What is the identity of the element with the electron configuration 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰?

Lewis Dot structrue used to illustrate number of valence electrons. Use the PT to predict the number of "dots" for Sb?

Which of the following equations is paired correclty with the type of change?

What is the correct name for the following compound? H₂O

What is the name of the compound AlPO₄?

From which of the following atoms would it be the most difficult to remove and electron?

Which statement correctly explains the compostion of the nucleus of Rubidium-87?

What is correct coefficients if law of conservation is applied to decomp of solid ammonium nitrite to N gas and water?

Which of the statments below accurately describes the trends of electronegatively in the PT?

The Lewis Dot structure determines the geometry based on bonded and unbonded electrons.What is expected geometry for CO2

Describe one chemical change and one physical change in a burning candle?

The ionization energy of potassium is greater than that of ?

Visible light has a higher frequency than radio waves on the ES. How does the wavelength of VL compare to radio waves?

According to the VSEPR theory, which shape represents the molecule, CF₄?