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- 1. Multiple Choice
A substance that cannot be separated or broken down into simpler substances by chemical means is?
Mixture
Element
Compound
Molecule
- 2. Multiple Choice
The smallest part of any substance is?
Element
Compound
Atom
Molecule
- 3. Multiple ChoiceThe arrangement of all know elements in order is called?CompoundsPeriodic TablePure SubstanceElement
- 4. Multiple Choice
What is the name of this element?KPotassium39.09819 - 5. Multiple ChoiceWhat is the atomic mass of this element?PotassiumK1939.098
- 6. Multiple ChoiceWhat is the atomic number of this element?19Potassium39.098K
- 7. Multiple ChoiceWhat is the chemical symbol of this element?PotassiumK39.09819
- 8. Multiple Choice
How are the elements arranged on the periodic table?
Atomic number
Atomic mass
Alphabetically
Chemical symbol
- 9. Multiple ChoiceWhat is the relationship between elements and atoms?Elements are made of one type of atom and atoms are the smallest part of the element.Elements are made of two or more types of atoms and atoms are the smallest part of the element.
- 10. Multiple ChoiceWhat does a rock and a balloon have in common with each other?They are both made of atoms.They are made of the SAME kind of atom.They have identical chemical properties.They are both made of the same number of atoms.
- 11. Multiple Choice
What is the chemical symbol for the element hydrogen
H
He
h
he
- 12. Multiple ChoiceA proton is....A negatively charged subatomic particleA positively charged subatomic particleA neutrally charged subatomic particleThe only subatomic particle located in the nucleus
- 13. Multiple ChoiceThe subatomic particle with a negative charge is theelectronprotonneutronnucleus
- 14. Multiple ChoiceWhich of the following best describes an atom?protons and neutrons grouped togetherprotons and electrons grouped togethera core (center) of protons and neutrons surrounded by electronsa core of electrons and neutrons surrounded by protons
- 15. Multiple ChoiceThe protons in an atom’s nucleus have what kind of charge?positivenegativeneutralno charge
- 16. Multiple ChoiceWhat kind of charge do neutrons have?positivenegativeneutral-3
- 17. Multiple ChoiceWhat is the basic unit of matter (smallest part of an element)?atomselementsprotonscompounds
- 18. Multiple ChoiceAll atoms of an element have the same number of _____________.neutronselectronsprotonsatomic mass
- 19. Multiple ChoiceAll atoms of an element have the same number of _____________.neutronselectronsprotonsatomic mass
- 20. Multiple Choice
Which two particles are part of an atom's nucleus?
Electron
Neutron
Proton
Nucleon
Orbital
- 21. Multiple Choiceall matter is made of whatenergyatomselectronscompounds
- 22. Multiple Choice
A substance that cannot be broken down into simpler substances is called a(n) _____________.
compound
mixture
element
molecule
- Answer choicesTagsAnswer choicesTags