Element Or Compound?
15 Questions
| Total Attempts: 1553
Is it an element or a compound?
Questions and Answers
- 1.Represented by symbols
- A.
Element
- B.
Compound
- C.
Both
- 2.H2O
- A.
Element
- B.
Compound
- 3.Composed of two or more elements combined in a set ratio
- A.
Element
- B.
Compound
- 4.A substance composed of three elements chemically combined
- A.
Element
- B.
Compound
- 5.1 type of atom
- A.
Element
- B.
Compound
- 6.Iron (Fe)
- A.
Element
- B.
Compound
- 7.HCl
- A.
Element
- B.
Compound
- 8.Shown on the periodic table
- A.
Elements
- B.
Compounds
- 9.A pure substance
- A.
Element
- B.
Mixture
- C.
Both
- 10.Cannot be broken down in a chemical reaction.
- A.
Element
- B.
Compound
- 11.Glucose (C6H12O6)
- A.
Element
- B.
Compound
- 12.Can be broken down during a chemical reaction
- A.
Element
- B.
Compounds
- 13.Atoms are chemically joined.
- A.
Elements
- B.
Compounds
- C.
Both
- 14.How many Iron atoms are in the chemical formula FeO (rust)?
- A.
Zero
- B.
One
- C.
Two
- 15.This molecule has 24 atoms: (C6H12O6) What percentage are Hydrogen atoms?
- A.
25 %
- B.
50 %
- C.
75 %
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