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WorksheetsAbsent and Late Students Chemical Formulas Vocabulary Quiz
Total questions: 10
Worksheet time: 10mins
A representation of a substance in which the elements are represented by their symbols and subscripts represent the number of atoms of each element
subscript
coefficient
chemical formula
chemical change
A number written slightly below and to the right of a chemical symbol that shows how many atoms of an element are in a compound.
chemical formula
subscript
coefficient
substance
A pure substance made of only one kind of atom
compound
element
coefficient
substance
A group of atoms chemically bonded together; can be same type or different types of atoms
substance
molecule
element
compound
A change in matter that produces one or more new substances
chemical formula
compound
substance
chemical change
The large number placed in front of a chemical formula in a chemical equation; represents the number of molecules of that substance
coefficient
subscript
compound
chemical formula
A substance formed by the chemical combination of two or more (different) elements
coefficient
subscript
substance
compound
The smallest particle of an element that retains the properties of that element
element
compound
atom
subscript
How many different elements are present in the substance represented by the chemical formula shown?
Be3Al2(SiO3)6
4
7
15
29
Which of the following accurately describes the number of aluminum and oxygen atoms in Al2O3
3 atoms of aluminum and 2 atoms of oxygen
2 atoms of aluminum and 3 atoms of oxygen
2 atoms of aluminum and 1 atom of oxygen
1 atom of aluminum and 3 atoms of oxygen
