Chemistry Final MC Questions (2)

The combined gas law relates to which of the following?

In metallic bonds, the mobile electrons surrounding the positive ions are called a(n)

A mutual attraction between the nuclei & valence electrons of different atoms that binds the atoms together is called a

The energy required to remove an electron from an atom is the atom's

A compound is

As atoms bond with each other, they

The metric unit for length that is closest to the diameter of a pencil is the

If a material can be shaped or extended by physical pressure, such as hammering, which property does the meterial have?

Which is the best reason that the atomic radius generally increases with atomic number in each group of elements?

The most reactive group of the nonmentals is the

The element that has the greatest electronegativity is

Which of the following is an extensive property of matter?

The electrons available to be lost, gained, or shared when atoms form compounds are called

What is the SI unit of pressure?

What is the correct Lewis structure for hydrogen chloride, HCl?

When an electron is aquired by a neutral atom, the energy change is called

A measure of the ability of an atom in a chemical compound to attract electrons from another atom in the compound is

The most characteristic property of the noble gases is that they

Charles's law states that...

Which of the following shows the types and numbers of atoms joined in a single molecule of a molecular compound?

The vertical columns on the periodic table are called

Compared with molecular bonds, the strength of intermolecular forces is

Biochemistry is the study of

If repeated meaurements agree closely but differ widely from the accepted value, these measurements are

In a molecule of fluorine, the two shared electrons give each fluorine atom how many electrons in the outermost shell?

What is the name of a list of elements arranged according to the ease with which they undergo certain chemical rxns?

Organic chemistry is the study of

What does the ideal gas law allow a scientist to calculate that the other gas laws do not?

Which of the following is an intensive property of matter?

A mixture is

Inorganic chemistry is the study of

The group of soft, silvery, reactive metals, all of which have one electron in an s orbital, is known as the

According to the VSEPR theory, the structure of the ammonia molecule, NH₃, is

The two most important properties of all matter are

When atoms share electrons, the electrical attraction of an atom for the shared electrons is called the atom's

The B--F bond in BF₃ (electronegativity for B is 2.0; electronegativity for F is 4.0) is

In drawing a Lewis structure, each nonmetal atom except hydrogen should be surrounded by

The number of significant figures in the measurement 0.000 305 kg is

Across a period in the periodic table, atomic radii

What instrument is normally used to measure atmospheric pressure?

A positive ion is known as a(n)

For the reaction represented by the equation 2H₂ + O₂--> 2H₂O, how many mol of water can be produced from 9.0 mol of O₂?

Noble gases are in Group 18, and are best known because they are

A physical change occurs when

A negative ion is known as a(n)

Within a group of elements, as the atomic number increases, the atomic radius

The SI base units for length and time are

Concept of repulsion between electron pairs around an atom causes the pairs to be separated as far as possible is

As independent particles, most atoms are

A true statement about mass is that

Compared with ionic compounds, molecular compounds

What is removed when the ionization energy is supplied to an atom of an element?

If the atoms that share electrons have an unequal attraction for the electrons, the bond is called

Boyle's law states that...

The quantity of matter per unit volume is

What are shared in a covalent bond?

Standard conditions when working with gases are defined as...

Matter includes all of the following except

A state of matter in which a material has no definite shape but has a definite volume is

The elements in Group 1 are also known as the

A horizontal row of blocks in the periodic table is called a(n)

The liquid state of matter can be described as

In a row in the period table, as the atomic number increases, the atomic radius generally