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Chapter 4 Chemistry
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Questions in this quiz (19)
1What are electrical charges?
- ALike charges repel each other, unlike charges attract each other
- Bunlike charges repel each other, like charges attract each other
2Metals are...
- ADuctile, malleable, and good conductors of electricity
- Bbetter conductors of heat
3What are periods on the periodic table?
- Anumber at the bottom of each element
- Bhorizontal rows of elements
- Cnumber at the top of each element
4Mass Number
- ANumber at the bottom of each element on periodic table
- BNumber at the top of each element
- C1/2 of the mass of a carbon atom
- Drepresents the number of particles in the nucleus
5Formula of calculating atomic mass
- Aisotope=mass x abundance/%
- Bmass # - atomic #
6Elements are...
- Asmallest particle that maintains its chemical identity
- Bdetermine chemical properties
- Cpure substances from which everything else is built
7Atom
- Asmallest unit of life, building blocks of everything around us
- Bhas an equal number of protons & electrons
- Cthe combination of two or more elements
8Dimitiri Mendeleev
- Aresponsible for discovering the atom
- Bcreated the periodic table
- Cdeveloped at atomic theory stating that atoms were responsible for the combinations of elements in compounds
9John Dalton developed an atomic theory proposing that [blank_start]atoms[blank_end] were responsible for the [blank_start]combinations of elements[blank_end] in compounds.
- Aatoms
- Bcombinations of elements
10The atomic mass of an element is the same as the mass number.
- ATrue
- BFalse
11[blank_start]Democritus[blank_end] said that matter could be divided until you reach the smallest particle called atomos (atoms).
- ADemocritus
12Elements can be arranged by the following: (more than one answer may apply)
- Acells
- Bgroups
- Catoms
- Dfamilies
- Eperiods
13Metalloids are better conductors of heat and electricity than nonmetals but NOT metals.
- ATrue
- BFalse
14An atom of any element...
- Ahas an equal # of protons and electrons
- Bhas a different # of protons and electrons
- Chas the same # of neutrons but different # of electrons
15All are correct about the parts of the Atomic Theory except:
- AAll matter is made up of atoms
- BAtoms are destroyed throughout every chemical reaction
- CAll atoms are similar to one another and different from atoms of other elements
- DAtoms of two or more different elements combine to form compounds
- EAtoms are neither created nor destroyed during a chemical reaction
16Atomic mass unit (Amu)
- AThe number at the bottom of each element
- BEqual to the number of electrons in an atom
- Chalf of the mass of a carbon atom
17Isotopes
- AHave the same number of protons but different number of neutrons
- BHave the same number of electrons and protons
- CHave different number of protons and neutrons
18The Atomic Number appears above the symbol of an element and is equal to the number of protons in an atom.
- ATrue
- BFalse
19The formula for calculating the # of neutrons is: atomic #- # of isotopes
- ATrue
- BFalse
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- Veterinary Technology Quiz on Chapter 4 Chemistry, created by Brittney Meyer on 02/10/2017.
- Author
- Brittney Meyer
- Language
- English
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