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- 1. Fill in the Blank
--------- has only one type of atom
- 2. Multiple Choice
What are compounds?
A toy
Your friend
A pure substance
Types of elements
- 3. Multiple Choice
Mixtures are -
An element from the periodic table
Something that is not chemically bonded
A compound
A gas
- 4. Multiple Choice
Carbon is considered an element, while carbon dioxide is considered a compound. This is because carbon dioxide is ---
a gas at room temperature.
made of two different elements.
given off by green plants.
useful to human beings
- 5. Multiple Choice
The smallest particle of any particular type of matter is known by which of the following terms?
Element
Chemical
Atom
Compound
- 6. Multiple ChoiceIs sugar (C12H22O11) an element or a compound?ElementCompound
- 7. Multiple Choice
Which of the following is a compound from the chemical reaction listed above?
Oxygen
Hydrogen
Water
Carbon
- 8. Multiple Choice
Which of the following diagrams illustrates a compound?
None of the above
- 9. Multiple Choice
Which of the following is a chemical property associated with wood?
Ability to burn.
Snapping when bent.
Floating on water.
Having a rough surface.
- 10. Multiple Choice
The best Friends club uses "invisible ink" to write notes to each other. The invisible ink is actually lemon juice that is clear when it dries on paper but turns brown when a club member holds a burning candle under the paper. Once it is heated, it is never invisible again. What type of change is occurring when the paper is heated?
Chemical Change.
Elemental Change.
Physical Change.
Temperature Change.
- 11. Multiple Choice
Which of these are Mixtures?
Lemonade
Carbon
Water
Hydrogen
- 12. Multiple ChoiceWhich is NOT a form of matter??atomelementenergycompound
- 13. Multiple ChoiceWhat particles make up atoms??ProtonsNeutronsElectronsAll of the above
- 14. Multiple ChoiceWhat is the electrical charge of a proton?PositiveNegativeNeutral
- Answer choicesTagsAnswer choicesTags