ELEMENTS, MOLECULES, IONS, AND COMPOUNDS

Question 1

Nearly 70% of
known
elements

Answer 1

METALS

Question 2

Lustrous

Answer 2

METALS

Question 3

Good conductor
of heat &
electricity

Answer 3

METALS

Question 4

Malleable

Answer 4

METALS

Question 5

Lower melting
points and
densities

Answer 5

NONMETALS

Question 6

Form brittle
solids

Answer 6

NONMETALS

Question 7

Poor conductor
of heat and
electricity

Answer 7

NONMETALS

Question 8

Reactive
nonmetals and
noble gases

Answer 8

NONMETALS

Question 9

NONMETALS have what what kind of nonmetals and gases

Answer 9

Reactive
nonmetals and
noble gases

Question 10

Properties fall
somewhere
between metals
and nonmetals

Answer 10

METALLOIDS

Question 11

Have metalic
apperance

Answer 11

METALLOIDS

Question 12

usually brittle

Answer 12

METALLOIDS

Question 13

not as good as
metals in
conducting
electricity

Answer 13

METALLOIDS

Question 14

Larger particle or structure formed when two or more atoms are bonded together

Answer 14

MOLECULES

Question 15

how are larger particle or structure formed

Answer 15

when two or more atoms are bonded together

Question 16

single atom molecule

Answer 16

• Monatomic

Question 17

examples of monoatomic

Answer 17

diamond, pure gold

Question 18

molecule with 2 atoms

Answer 18

Diatomic

Question 19

examples of monoatomic

Answer 19

Cl2, I2, Br2

Question 20

molecule with 3 or more atoms

Answer 20

Polyatomic

Question 21

examples of Polyatomic

Answer 21

C6H12O6
and CaCO3

Question 22

particles that have a
net charge

Answer 22

IONS

Question 23

(formed when
an atom loses or gains electrons)

Answer 23

IONS

Question 24

positively (+)
charged

Answer 24

Cations

Question 25

negatively (-) charged

Answer 25

Anions

Question 26

formed from the transfer of electrons between cation and anion combine

Answer 26

IONIC COMPOUND

Question 27

how are IONIC COMPOUNDS formed

Answer 27

from the transfer of electrons between cation and anion combine

Question 28

Form from the sharing of electrons between reactive nonmetals

Answer 28

MOLECULAR COMPOUNDS

Question 29

how are molecular compounds formed

Answer 29

from the sharing of electrons between reactive nonmetals

Question 30

Gases, low-boiling liquids, low-melting solids are all...

Answer 30

MOLECULAR COMPOUNDS

Question 31

examples of MOLECULAR COMPOUNDS

Answer 31

methane gas, water, alcohols, chewing gum

Question 32

nonmetal at metal

Answer 32

ionic

Question 33

nonmetal at nonmetal tas wala silang cation at anion

Answer 33

covalent

Question 34

ionic or covalent CO2

Answer 34

covalent

Question 35

ionic or covalent N2O

Answer 35

Covalent

Question 36

ionic or covalent PtO

Answer 36

ionic

Question 37

ionic or covalent HgCl2

Answer 37

ionic

Question 38

ionic or covalent SiO2

Answer 38

Covalent

Question 39

ionic or covalent SrBr2

Answer 39

ionic