Halogen flashcards

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where are halogens located in the periodic table? They are located to the right of the nonmetals and right of the noble gases
what are the elements that make up halogens? Fluorine, chlorine, bromine, iodine and astatine
Halogens occupy which column? Halogens are found in column 17 of the periodic table
what do you get when halogens are reacted with hydrogen? Acids form when halogens are combined with hydrogen
What do you get when halogens react with metals? halogens react with metals to form salts
Do halogens have valence electrons? Halogens have valence electrons in their outer shell
Halogens exist as ______ molecules diatomic molecules
In which phase of matter do halogens exist? They exist in all three main phases of matter. Iodine and astatine are solids, bromine is a liquid, fluorine and chlorine are gases at room temperature
Compounds that contain halogens are known as? halides
where is Florine found? It is found as the first element in the group of halogens
Florine atom has _____ electrons and _____ protons? Florine atom has 9 electrons and 9 protons
Which element is the most reactive of all elements? Florine
which element is the most electronegative element? Florine
what is the odor of Florine? Florine has a pungent odor
Florine forms a gas that is made up of two fluorine called? diatomic gas
Describe the reactions of Florine? Florine reactions are sudden and explosive
where is Florine found in nature? Florine is found in the earth's crust in fluorspar, fluorapatite, and cryolite
Florine has an isotope called? Fluorine-19
Is Florine gas dangerous? Florine gas is deadly and corrosive
What are some commercial use of Florine? Florine has been used in toothpaste to prevent tooth decay
where is chlorine found? It is found as the second element in the halogen group
Chlorine atom has _____ electrons and ____ protons Chlorine atom has 17 electrons and 17 protons
How many valence electrons does chlorine have? Chlorine has 7 valence electrons in the outer shell
How does chlorine exist under standard conditions? chlorine is a gas under standard conditions
What are the physical appearance of chlorine gas? chlorine is green yellow. It has a strong odor
Is chlorine gas dangerous to humans chlorine gas is poisonous to humans
Chlorine reacts with other elements except _____ noble gas
what are chlorides? chlorides are common chlorine compounds
Compounds formed between chlorine and oxygen are called Compounds formed between chlorine and oxygen are called chlorine oxides
Chlorine has two isotopes called? Cl-35 and Cl-37
where is Iodine found? Iodine is the fourth element in the halogen group
what is iodine classified as? Iodine is classifies as a halogen and a non-metal
Iodine has ____ electrons and ____ protons Iodine has 53 electrons and 53 protons
Iodine has ____ valence electrons Iodine has 7 valence electrons
what are physical appearance of iodine? Iodine is a dark-blue solid
Iodine can sublimate from_____ to _____ iodine can sublimate from solid to gas
How does iodine exist as a gas? Iodine is a purple vapor
Is iodine dangerous to humans? Iodine is dangerous and can burn the skin and eyes
where is iodine found in nature? It is found in oceans and in the earths crust
what are some uses of iodine? iodine can be used in sanitation systems. As an antiseptic. It is used as animal feed, cloud seeding etc
who discovered iodine? it was discovered by french chemist Bernard Courtois in 1811
what is iodine's isotope called? iodine-127

where are halogens located in the periodic table?

what are the elements that make up halogens?

Halogens occupy which column?

what do you get when halogens are reacted with hydrogen?

What do you get when halogens react with metals?

Do halogens have valence electrons?

Halogens exist as ______ molecules

In which phase of matter do halogens exist?

Compounds that contain halogens are known as?

where is Florine found?

Florine atom has _____ electrons and _____ protons?

Which element is the most reactive of all elements?

which element is the most electronegative element?

what is the odor of Florine?

Florine forms a gas that is made up of two fluorine called?

Describe the reactions of Florine?

where is Florine found in nature?

Florine has an isotope called?

Is Florine gas dangerous?

What are some commercial use of Florine?

where is chlorine found?

Chlorine atom has _____ electrons and ____ protons

How many valence electrons does chlorine have?

How does chlorine exist under standard conditions?

What are the physical appearance of chlorine gas?

Is chlorine gas dangerous to humans

Chlorine reacts with other elements except _____

what are chlorides?

Compounds formed between chlorine and oxygen are called

Chlorine has two isotopes called?

where is Iodine found?

what is iodine classified as?

Iodine has ____ electrons and ____ protons

Iodine has ____ valence electrons

what are physical appearance of iodine?

Iodine can sublimate from_____ to _____

How does iodine exist as a gas?

Is iodine dangerous to humans?

where is iodine found in nature?

what are some uses of iodine?

who discovered iodine?

what is iodine's isotope called?

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