Answers26-27 CFISD TX-Chemistry A CRAtomic Numbers and Electron Configurations

Atomic Numbers and Electron Configurations Answers

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Magnesium (Mg):

A
less reactive than sodium
B
dull
C
a gas
23

Nickel (Ni):

A
forms colorful compounds
B
reactive metal
C
gas
24

Developed the law of octaves:

A
Lavoisier
B
Dobereiner
C
Newlands
D
Mendeleev
E
Moseley
25

rhenium:

Answer:

Re

26

Ca:

A
alkali metal
B
alkaline earth metal
27

group IIA:

A
helium
B
carbon
C
magnesium
28

vanadium (V):

A
alkali metal
B
alkaline earth metal
C
transition metal
D
inner transition metal
E
halogen
F
noble gas
29

Fluorine (F):

A
highly reactive nonmetal
B
shiny
C
a conductor
30

Neon (Ne):

A
shiny
B
a conductor
C
a gas
31

: As

Answer:

arsenic: As

32

Mg:

A
alkali metal
B
alkaline earth metal
33

nonreactive:

A
hydrogen
B
argon
C
aluminum
34

xenon (Xe):

A
alkali metal
B
alkaline earth metal
C
transition metal
D
inner transition metal
E
halogen
F
noble gas
35

: K

Answer:

potassium: K

36

Cs:

A
alkali metal
B
alkaline earth metal
37

alkali metal:

A
potassium
B
strontium
C
chlorine
38

iodine (I):

A
alkali metal
B
alkaline earth metal
C
transition metal
D
inner transition metal
E
halogen
F
noble gas
39

potassium (K):

A
alkali metal
B
alkaline earth metal
C
transition metal
D
inner transition metal
E
halogen
F
noble gas
40

strontium (Sr):

A
alkali metal
B
alkaline earth metal
C
transition metal
D
inner transition metal
E
halogen
F
noble gas

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