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Gen Chem > Elements and Compounds > Flashcards

Elements and Compounds Flashcards

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1
Q

Four new elements have been officially added to the periodic table of elements in June of 2016 and these are?

A

NIHONIUM , MOSCOVIUM, TENNESSINE, OGANESSON

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2
Q

IUPAC stands for?

A

INTERNATIONAL UNION OF PURE APPLIED CHEMISTRY

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3
Q

a list of all known elements in a tabulated form

A

PERIODIC TABLE OF ELEMENTS

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4
Q

elements are arranged in such a manner so that elements with similar properties are close together

A

PERIODIC TABLE OF ELEMENTS

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5
Q

properties repeat themselves every few elements

A

PERIODIC

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6
Q

elements arranged in rows are called

A

groups

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7
Q

elements arranged in columns are called

A

PERIODS

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8
Q

elements with similar properties are arranged in different group. TRUE OR FALSE

A

FALSE

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9
Q

is a useful tool in identifying elements the exhibit similar properties.

A

THE PERIODIC TABLE OF ELEMENTS

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10
Q

lustrous solid at room temperature (except Hg, which is liquid)

A

METALS

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11
Q

ductility and malleability

A

METALS

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11
Q

hardness and tensile strength

A

METALS

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12
Q

good heat/electricity conductors

A

METALS

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13
Q

high melting point/boiling point

A

METALS

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14
Q

either solid or gas at room temperature (except Br2, which is liquid)

A

NONMETALS

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15
Q

brittle and dull solids

A

NONMETALS

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16
Q

poor conductors of heat and electricity

A

NONMETALS

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17
Q

low melting and boiling points

A

NONMETALS

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18
Q

exhibit properties of both metals and nonmetal

A

METALLOIDS/SEMIMETALS

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19
Q

conducts heat and electricity but not as good as how metals act as conductors

A

METALLOIDS/SEMIMETALS

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20
Q

a material that can conduct some electricity better than an insulator

A

SEMICONDUCTORS

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21
Q

some can conduct electricity as much as metals

A

SEMICONDUCTORS

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22
Q

a pure substance that is made up of different elements

A

COMPOUND

23
Q

atoms are joined together by chemical bonds

A

COMPOUND

24
Q

has a definite composition wherein its constituent elements always occur in the same proportion

A

COMPOUND

25
Q

the process of creating compounds

A

CHEMICAL REACTION

26
Q

chemical change

A

CHEMICAL REACTION

27
Q

results in the formation of a new substance (products) with a different identity from the elements or compounds that constitute it (reactants)

A

CHEMICAL REACTION

28
Q

a chemical reaction that gives off heat (i.e. combustion reaction)

A

EXOTHERMIC REACTION

29
Q

a chemical reaction that absorbs heat as it occurs, allowing it to produce new compounds (i.e. photosynthesis)

A

ENDOTHERMIC REACTION

30
Q

a class of compounds in which one or more carbon atoms are bonded to other elements, most commonly hydrogen, oxygen, or nitrogen

A

ORGANIC COMPOUND

31
Q

all living things are composed of

A

ORGANIC COMPOUNDS

32
Q

not all carbon-containing compounds are organic
TRUE OR FALSE

A

TRUE

33
Q

a class of compounds lacking carbon-hydrogen bonds

A

INORGANIC COMPOUNDS

34
Q

everything else except carbon

A

INORGANIC COMPOUND

35
Q

comprise most of Earth’s crust

A

INORGANIC COMPOUND

36
Q

compounds that exhibit

A

IONIC BONDING

37
Q

electron transfer

A

IONIC BONDING

38
Q

made up of positively charged species (cations) bonded to negatively charged species (anions)

A

IONIC BONDING

39
Q

are positively charged species

A

cations

40
Q

are negatively charged species

A

anions

41
Q

compounds that exhibit covalent bonding

A

COVALENT COMPOUNDS

42
Q

electron sharing

A

COVALENT COMPOUNDS

43
Q

a combination of chemical symbols of elements that constitute the compound

A

CHEMICAL FORMULA

44
Q

to indicate the number of atoms of a given element

A

SUBSCRIPT

45
Q

are materials that contain chemical substances that are manufactured and processed for specific purposes such as medication, food preparation, cleaning and maintenance, fuel resources, and construction.

A

CHEMICAL PRODUCTS

46
Q

is any substance that is ingested in order to make up for one’s nutrient deficiency or to augment one’s dietary consumption.

A

FOOD SUPPLEMENT

47
Q

This substance can be taken in the form of pills, tablets, pastilles, ampoules, powder in sachets, or liquid drink.

A

MEDICINE PRODUCTS

48
Q

are for topical administration or application on a certain part of the body.
-Antibacterial ointments
-Medicinal soaps

A

MEDICINE PRODUCTS

49
Q

used to prevent infection of wounds.

A

ANTISEPTICS OR ANTIMICROBIAL MEDICINES

50
Q

are medicines taken to neutralize the acid in the stomach.

A

ANTACIDS

51
Q

are chemical products that are used to remove dirt on hard surfaces.

A

CLEANING PRODUCTS

52
Q

The purpose of these products is to eliminate dirt such as dust, foul odor, and stain.

A

CLEANING PRODUCTS

53
Q

These products contain elements and compounds that are known to have cleaning properties.

A

CLEANING PRODUCTS

54
Q

are used for servicing, repairing, and restoring various materials or equipment to keep them from functioning.

A

MAINTENANCE PRODUCTS

55
Q

are oils that are used to reduce the friction on surfaces of objects that are in contact.

A

LUBRICANTS

56
Q
A

Gen Chem (3 decks)

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