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the direct method to classify compounds depends on what?
chemical bond
chemical bond
its the force that holds 2 atoms together to form a compound or molecule
bonding can happend with what?
valenece electrons
the beahaviour of valenece electrons determine if what is formed?
covalent or ionec compounds
ionec compound
its an compound made of oppositevly charged ions
ionec compounds are bhetween what and what? and wich one will be positeve and wich one will be negative ? and a example of an ionec compound
metals and nonmetals metals become positeve and a e.x tablle salt sodium chloride
properties of ionec compounds
brittle
high melting points
solubility and electrical conductivity
crystal lattice and the brittle ness of the ionec compounds relatioon
Crystal lattice: threee dimensional holding patren ionec compounds are made out of it each molecule is surounded by opposite sign molecules so when its hit its disrupted and they repel wich cuases the latice to break
when does not ionec compounds give off energy ?
when they are exposed to water and theydont solute
covalent compounds havecovalent bonds wich consist of particles called?
molecules
is any compound that incerases the number of hydronium ions
Acid
Hydronium ions form when
the hyrdrogen molecule of the acid joins with the water mole cule making h3o++
what should never be used to indetify acids?
touch smeel and taste
acids react with metals to produce what?
hydrogen gas
acids react withwhich metals?
some reactive metakls
what is the most made acid in the world?
sulfiric acids
sulfiric acids uses?
Its uses
Sulfuric acids | Paper paint detergents and fertilizers | Most used |
Nitric acids | Fertilizersrubber and plastics |
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Hydrochloric acids | Extract metals from ores swimming pools in your stomach |
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Hydroflouric | Is used to etch glass |
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Citric acid and vitaminc | Are found in ornages |
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Carbonic acids and phosphoric acids | Are found in fizzy drinks it gives it that sharp taste |
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uses of bases
Uses of bases
Sodium hydroxide | Soap paper unclog drains AND ovens |
Calicuim hydroxide | Cement and plasters |
Amonia | for cleaning |
Magnesium and aluminuim | Antacids for heart burn |
can acids conduct electrical energy ?
can bases conduct electrical energy?
they might
they can
acids has a positeve ion so when aded to water the ions are attracted and produce an electric current such as
sulfuric acids in batteries
hydroxide is for who and hydronium is for who
hydroxide base hydroniioum for acids
Pine tress lettuce rain rain acid
4-6 8-9 5.5-6 4.4-4
earth worms move how much soil?
200 metric tons per ahectar year
mechanical weathering animals such as
rabit mice ants worms
the soil mixing that animals do contritbute to???
chemical wheathering
wich acids make air acidic with the help of valcanos
nitric and sulfuric acid
wich acids come from the burning oils and coal
sulfuric oxide nitrogen oxide and carbon dioxide
wich acids are in ground water
sulfuric and carbonic acid s
such as where?
ground ater jita cave and for mountains lichens timberline