Common-Core/ Grade 5
Science MCQ Based On Matching chemical formulas to ball and stick models
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Common-Core Grade 5 - 5 Matching chemical formulas to ball and stick models
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By seeing the given model, observe the atoms of each chemical element.
There is only one oxygen atom.
First, identify the chemical elements in the molecule.
There is only one sulphur atom in the compound.
Identify the number of atoms for each chemical element in the ball-and-stick model.
There is only one magnesium atom in the compound.
The compound consist of two atoms only.
Look for the chemical elements involved in the compound.
Only one atom of sodium and one atom of chlorine constitutes the molecule.
There are three atoms altogether.
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