Casal Aveda Institute Chapter 7
Chemistry
INORGANIC CHEMISTRY ans- THE TYPE OF CHEMISTRY THAT DEALS WITH
MATTER THAT WAS NEVER LIVING AND DOES NOT CONTAIN CARBON IS
CALLED:
MATTER ans- ANYTHING THAT OCCUPIES SPACE IS CALLED:
-MATTER
-ENERGY
-CHEMISTRY
-COMBUSTION
THEY HAVE DEFINITE SHAPE ans- ALL OF THE FOLLOWING STATEMENTS ARE
TRUE ABOUT LIGUIDS EXCEPT:
-THEY HAVE DEFINITE SHAPE
-THEY HAVE DEFINITE WEIGHT
-THEY HAVE DEFINITE VOLUME
-THEY TAKE THE SHAPE OF THE CONTAINER IN WHICH THEY ARE POURED
GASES ans- MATTER WITH DEFINITE WEIGHT, BUT INDEFINITE VOLUME AND
SHAPE ARE:
-SOLIDS
-GASES
-LIQUIDS
-COMPOUNDS
CHEMICAL CHANGE ans- A CHANGE IN A SUBSTANCE THAT CREATES A NEW
SUBSTANCE WITH DIFFERENT MATERIAL CHARACTERISTICS FROM THOSE OF
THE ORIGINAL SUBSTANCE IS A:
, A NEW SUBSTANCE POSSESSING DIFFERENT MATERIAL COMPOSITION IS
CREATED ans- ALL OF THE FOLLOWING STATEMENTS ARE TRUE ABOUT
PHYSICAL CHANGES EXCEPT:
-A CHEMICAL STRUCTURE DOES NOT CHANGE
-CHANGES ALWAYS INVOLVE EITHER THE GAIN OR LOSS OF ENERGY
-A NEW SUBSTANCE POSSESSING DIFFERENT MATERIAL COMPOSITION IS
CREATED
-FREEZING WATER TO FORM ICE CUBES IS AN EXAMPLE OF A PHYSICAL
CHANGE
PERIODIC LAW ans- THE UNIFYING CONCEPT USED TO ORGANIZE ELEMENTS
AND THEIR SIMILARITIES IS CALLED THE:
-PERIODIC LAW
-FREE ELECTRON
-ATOMIC NUMBER
-MOLECULAR WEIGHT
THE UNIFYING CONCEPT USED TO ORGANIZE ELEMENTS IS CALLED
SCIENTIFIC SHORTHAND ans- ALL OF THE FOLLOWING STATEMENTS ABOUT
THE PERIOD TABLE OF CHEMICAL ELEMENTS ARE TRUE EXCEPT:
-THERE ARE 9.2 NATURALLY OCCURING ELEMENTS
-THE ATOMIC NUMBER IS THE PRIMARY BASIS FOR ORGANIZATION
-DMITRI MENDELEEV AND LOTHAR MEYER FOUND WAYS OF ARRANGING
ELEMENTS
-THE UNIFYING CONCEPT USED TO ORGANIZE ELEMENTS IS CALLED THE
SCIENTIFIC SHORTHAND
OXYGEN ans- WHICH OF THE FOLLOWING IS THE MOST ABUNDANT ELEMENT
IN THE EARTH'S CRUST
-CARBON
-OXYGEN
-NITROGEN
-HYDROGEN
PROTONS ans- WHICH OF THE FOLLOWING HAVE A POSITIVE ELECTRICAL
CHARGE AND IDENTIFY THE ATOM
-IONS
-PROTONS
-NEUTRONS
-ELECTRONS
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through EFT, credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller TOPSCORE100. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for R244,88. You're not tied to anything after your purchase.