5.3 Elements and Their Oxides Flashcards
An oxide is a compound of any element
combined with
oxygen
oxides can be a ______ reaction such as the
combustion of magnesium
fast
oxides can also be a _______ reaction such as the
gradual tarnishing of cleaned magnesium
slow
acid
Substance that produces hydrogen (H+)
ions in water
base
Substance that produces hydroxide (OH-)
ions in water
Non metals + oxygen 🡪
nonmetal oxides
Non metal oxides + water 🡪
acid
Metals + oxygen 🡪
Metal oxides
Metal oxide + water 🡪
base
The _________ of water occurs in 2 steps
1) CO2(g) + H2O(l) 🡪 H2CO3(aq)
2) H2CO3(aq) 🡪 H(aq) + HCO3(aq)
acidification
The reaction of carbon dioxide with water droplets in the atmosphere makes rain ____________
mildly acidic
what is a major contributor to acid rain
sulfur oxide
What forms from volcanic activity or from the
combustion of fossil fuels
sulfur oxide
Many metals form oxides by being exposed to _____
air
Adding sodium oxide to water produces SODIUM
HYDROXIDE, which’s _______.
a base
Metallic oxides react with water to form _____________
Metal hydroxides
Sodium + Oxygen Gas 🡪
Sodium Oxide + Energy
Sodium Oxide + Water 🡪
Sodium Hydroxide + Energy
Calcium Oxide is more commonly known as ____
lime
Calcium oxide reacts with water to form _______, known as slaked lime.
Calcium Hydroxide
Non-metallic oxides are called acidic oxides
because ______________
they form acidic solutions with water.
Metallic oxides are called BASIC oxides because
_________________
they form BASIC solutions with water.
A catalytic converter prevents many automotive
pollutants from being _________ into the
atmosphere.
emitted
The ______ of metallic oxides can be used to
________ unwanted acidity.
BASICITY; NEUTRALIZE
