Quiz
Unit 5 Physical Science
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Perguntas do quiz (15)
1Substances that cannot be broken down into simpler substances are called ___________.
- Aprotons
- Belements
- Cmolecules
- Dcompounds
2Which of these elements could not form in the sun and would have to be formed in a supernova?
- Ahydrogen (1)
- Bhelium (2)
- Coxygen (8)
- Duranium (92)
3Which of the following is NOT included in John Dalton's modern theory of the atom?
- AMatter is made up of atoms
- BAtoms cannot be destroyed or divided up any further
- CAtoms of different elements combine and form new elements.
- DThe atoms that make up an element are identical to each other.
4What are the properties of elements related to?
- AThe number of electrons that fill the outer shell
- BThe total number of electrons
- Cthe average atomic mass
- Dan element's symbol
5How is the periodic table of the elements arranged?
- Aalphabetically
- Bin a neat grid with 10 rows and 11 columns
- Cin a neat grid with 11 rows and 10 columns
- Dby aligning groups with common properties
6Which term refers to the number of protons in an atom of an element?
- Asymbol
- Batomic number
- Caverage atomic mass
- Dperiod
7Which of the following BEST describes the noble gases?
- Aare highly reactive
- Bhave a full outer electron shell
- Chave an outer electron shell that needs only 1 electron
- Dcombine easily with other elements
8What have the elements of the copper family been used for?
- Aminting coins
- Bpreserving ancient documents
- Cproducing explosives
9Which group in the Periodic Table is known as salt-formers?
- Acopper family
- Bcarbon family
- Chalogen family
- Dhelium family
10Which metal is liquid at room temperature?
- Acopper
- Blead
- Cmercury
- Dsodium
11If a material is a good conductor of electricity, it is a ________.
- Ametal
- Bmetalloid
- Cnonmetal
12Semiconductors are made from which metalloid?
- Aaluminum
- Bboron
- Cgermanium
- Dsilicon
13When two or more elements chemically combine, the result is __________.
- Aan atom
- Ban element
- Ca compound
- Da substance
14What is the expression of the chemical composition of a compound?
- Aelement formula
- Bchemical formula
- Celectron arrangement
- Dbond arrangement
15Ammonia is a compound formed from 1 atom of nitrogen (N) and 3 atoms of hydrogen (H). Which chemical formula is correct for ammonia?
- A(NH)3
- BNHHH
- CN3H
- DNH3
Informações
- Descrição
- Quiz sobre Unit 5 Physical Science, criado por Rylee W em 04-04-2015.
- Autor
- Rylee W
- Idioma
- English
- Visualizações
- 1
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