Worksheetsaydin is a bozo
Total questions: 10
Worksheet time: 2mins
In nature, pure elements are rare
true
false
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(a) is the chemical formula of carbon dioxide.
Compounds are held together by
non metals
chemical bonds
conductors
polar energy
which one of these is an example of a polar molecule?
water
nitrogen
ozone
oxygen
When nonmetals combine with other nonmetals, they usually form
(a)
compounds formed with covalent bonds are good conductors of
light
electricity
water
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compounds formed with covalent bonds usually have low melting and
boiling points
true
false
A molecule is a group of atoms held together by covalent bonding that acts as
an
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dependent unit
independent unit
Atoms that gain or lose electrons are called ions LMAO
false
true
how many valence electrons do atoms of hydrogen (H)
have? hint: you can use the periodic table
(a)
