5.10 ck12

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how many valence electrons do all halogens have

7

which other elements of the periodic table do halogens readily react with to form halide salts

alkali metaks and alkaline earth metals

which of the following is/are true

all of the above

which of the following trends is correct when u move down a halogen group

all the above

where are halogens frequently found in nature

as salts in the ocean

which halogen is purple gray solid

iodine

which of the following characteristics of halogens is not correct

none of the above

if "n" stands for a give principle energy level what is the outer electron configuration of the halogens

ns2 np5

during most chemical reactions what happens to the atoms of the halogen

they gain one electron

astatine is located in group 17 so it is considered a halogen element

true

which halogen is a dark orange liquid

bromine

halogens are located in what group on the periodic table

group 17

element A is located between group 16 and noble gas on the periodic table. A is an

halogen


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