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WorksheetsElements and compound
Total questions: 25
Worksheet time: 14mins
What is the chemical name of the symbol H?
(a)
What is the symbol of Helium?
(a)
What is the symbol of Lithium?
(a)
Group number of H?
(a)
What is the chemical name of the symbol F?
(a)
What is the symbol of Beryllium?
(a)
Group number of Beryllium?
(a)
What is the symbol of Boron?
(a)
What is the symbol of Neon?
(a)
Group number of B?
(a)
What is the chemical name of the symbol C?
(a)
What is the chemical name of the symbol O?
(a)
Group number of Nitrogen?
(a)
Group number of Lithium?
(a)
Group number of F?
(a)
What is the chemical name of the symbol N?
(a)
Group number of He?
(a)
Group number of Neon?
(a)
Group number of O?
(a)
Group number of C?
(a)
A combination of substances that are not chemically combined is called a(n)____________.
mixture
compound
element
metal
An element is made up of only one kind of _____.
isotope
atom
plastic
metal
Which of the following represents an element?
H2O
NaCl
H2
CaCO3
Which statement best describes an element?
pure, made of more than one type of atom
when combined, a chemical reaction forms
pure, made of only one type of atom
can be broken down easily
Which of the following is not a compound?
HCl
NaCl
Cl
CO2
