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WorksheetsChemistry
Total questions: 20
Worksheet time: 3mins
the name of this compaund C4H10
METHANE
HEXENE
BUTANOIC ACID
BUTANE
frying an egg
Physical Change
Chemical Change
breaking of glass
Physical Change
Chemical Change
burning dry leaves
Physical Change
Chemical Change
cutting
Physical Change
Chemical Change
rusting
Physical Change
Chemical Change
melting ice
Physical Change
Chemical Change
leaving an iron rod in water
Physical Change
Chemical Change
Which of the following represents an element?
H2O
NaCl
H2
CaCO3
Which of the following is not a compound?
HCl
NaCl
Cl
CO2
What cannot be broken down into other substances?
Compound
Solids
Mixture
Element
What is made up two or more elements that are chemically combined?
Element
Compound
Mixture
Solids
A combination of substances that are not chemically combined is called a(n)____________.
mixture
compound
element
metal
_____ are small particles that make up most types of matter on Earth.
compounds
mixtures
atoms
elements
What is H2SO4
made up of?
2 hydrogen, 1 sulfur, 4 oxygen
2 hydrogen & 4 sodium
1 hydrogen, 2 sulfur, 4 oxygen
1 hydrogen & 6 sodium
Which example is a compound?
N2
Cu
O2
H2O2
Are there any compounds on the periodic table?
Yes,there are many.
No,because only elements are on the periodic table.
Which am I?
Homogeneous mixture
Heterogenous mixture
Which am I? (Milk)
Homogeneous mixture
Heterogenous mixture
Which am I? (olive oil)
Homogeneous mixture
Heterogenous mixture
