|
Graphite, ____, and buckyballs are allotropes of carbon.
|
carbonic acid
|
|
Iron can oxidize to iron oxide, which is also known as ____.
|
diamond
|
|
A ____ anion has a charge of -3.
|
dry ice
|
|
To dilute an acidic solution, slowly add it to ____ while stirring.
|
graphite
|
|
The fizz in soft drinks is produced by adding ____.
|
lactic acid
|
|
The core of a pencil contains ____ (made of carbon not lead).
|
phosphate
|
|
Milk (pH 6.7) is slightly acidic because it contains ____.
|
rust
|
|
The solid form of carbon dioxide (CO2) is ____.
|
water
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