Chemistry 1130 Self Test

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... is the second most abundant metal on Earth

iron

give elements their characteristic chemical and physical properties

valence electrons

Sodium is prepared in a device called a ... cell

Downs

Aluminum oxides is also called ...

alumina

most abundant noble gas in the atmosphere of Earth

argon

class of elements with similar characteristics

family

A metalloid is a semiconductor with some metallic and some ... properties

nonmetallic

The alkali metals are also called the ... family of elements

sodium

A compound in which oxygen has an oxidation state of ... is called a peroxide

-1

A method of qualitative analysis in which a substance is identified by its flame color is called a ... test

flame

metal that will melt in your hand

gallium

halogen combined with another element

halide

transferred from electron to electron in a metal

heat and electrical energy

most abundant element in the universe

hydrogen

... compounds are formed when one halogen reacts with another

interhalogen

The measure of an atom's ability to hold on to its valence electrons is called its ... energy

ionization

composition of the unit cells in metals since the valence electrons are delocalized

ions

A mixture of copper and ... sulfide is called a copper matte

iron

Ions or polar molecules that bond with a metal to form complex ions are called ...

ligands

attracts many transition-element compounds

magnetic

... is the ability of metals to be shaped or extended when pressure is applied

malleability

Sodium metal ... when dropped in water due to an exothermic reaction

melts

Two allotropes of solid sulfur are rhombic and ... sulfur

monoclinic

process of changing atmospheric nitrogen into nitrogen compounds usable by plants

nitrogen fixation

Removing one valence electron form an atom of an alkali metal gives the atom the electron configuration of an ...

noble gas

Silicones are partly ... and partly inorganic

organic

most abundant element on Earth

oxygen

type of oxygen molecule other than diatomic oxygen

ozone

The process called ... purifies water by killing bacteria and neutralizing odor-causing substances

ozonolysis

The metalloid ... has the ability to convert light energy into electricity, making it useful for such things as solar cells, burglar alarms, and rectifiers

selenium

property of zinc which reacts with moist air to form a protective carbonate skin

self-protecting

... or metalloids have both metallic and nonmetallic properties

semimetals

"Holes" are created when ... is doped with boron

silicon

... has a chemistry similar to that of carbon

silicon

Polymeric organosilicon compounds composed of silicon, carbon, oxygen, and hydrogen are called ...

silicones

silicates and other impurities in iron ore trapped by limestone

slag

An alloy of nearly pure iron is called ...

steel

only element found combined with gold in nature

tellurium

Bronze is an alloy of copper and ...

tin

Ionization energy is low for all the ... elements

transition

A nitrogen molecule is hard to break apart because of the ... covalent bond between its atoms

triple

Sulfur ... is used to make paper pulp

dioxide

A body-centered cubic unit cell consists of a central ion surrounded by ... ions at the vertices of the cube

eight

When an electron absorbs energy and jumps to a higher energy level, it is said to be ...

excited

... are killed by the oxidizing process in chlorinated water

bacteria

used in control rods of nuclear reactors

cadmium

If hydrogen combines with a metal that is more electronegative than itself, it is called a ...

covalent hydride

The color of transition-metal compound is related to the partial filling of the ... orbitals

d

The highest oxidation number of transition metals is limited by the total number of ... electrons available

d and s


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