Unit 6.1 - Elements | Flashcards

Questão	Responda
Chapter 6.1 -Elements- Image: Bw+Element+1 (binary/octet-stream)	By Jannat Abbas 8a
1. What are elements? Image: Elements (binary/octet-stream)	Substances made up of 1 type of atom Image: Atom+Diagram (binary/octet-stream)
2. What are atoms? Image: Atom+2 (binary/octet-stream)	The smallest building blocks of the universe Image: Universe (binary/octet-stream)
3. How do scientists see these atoms? Image: Scientist+And+Microscope (binary/octet-stream)	Using an STM: Scanning Tunneling Microscope Image: Stm (binary/octet-stream)
4. What do properties mean?	Characteristics or features Image: Features (binary/octet-stream)
5. What are elements normally classified by? Image: Bw+Element+1 (binary/octet-stream)	Metallic and non-metallic elements Image: M+Nm (binary/octet-stream)
6. Give 5 Examples of metallic elements: Image: Metal+Building+Blocks (binary/octet-stream)	-Gold -Iron -Copper -Tin -Mercury Image: Metals (binary/octet-stream)
7. Give 5 properties of metals: Image: Metal+Crystals (binary/octet-stream)	Metals are: -Malleable -Ductile - Good conductors of heat + electricity -Solid at room temperature -Lustrous
8. What does "malleable" mean? Image: Copper+Sheets (binary/octet-stream)	When a metal can be bent and hammered into sheets Image: Malleable+Def (binary/octet-stream)
9. What does "ductile" mean? Image: Ductile (binary/octet-stream)	When a metal can be stretched into wires
10. What is special about mercury? Image: Mercury+Room+Temp (binary/octet-stream)	It's the only metallic element that is liquid at room temperature Image: Mercury+Room+Temp+2 (binary/octet-stream)
11. What is one property of iron? Image: Iron1 (binary/octet-stream)	It can be shaped into a spring Image: Iron+Springs (binary/octet-stream)
12. What is one property of gold? Image: Gold (binary/octet-stream)	It is mostly used for jewelry Image: Gold+Jewelry (binary/octet-stream)
13. What is one property of copper? Image: Copper+Cylinders (binary/octet-stream)	It has a typical metallic shine Image: Copper+Sheets (binary/octet-stream)
14. What is special about non-metallic elements? Image: Nm+Rock (binary/octet-stream)	They are the exact opposite of metallic elements Image: Rocks (binary/octet-stream)
15. Name 3 properties of non-metallic elements: Image: M+Nm (binary/octet-stream)	They: -Tend to be dull -Don't conduct heat nor electricity -Are brittle and break up easily Image: Iodine (binary/octet-stream)
16. What is special about "bromine"? Image: Bromine (binary/octet-stream)	It's the only non-metal which is liquid at room temperature Image: Bromine2 (binary/octet-stream)
17. What is special about "iodine"? Image: Iodine (binary/octet-stream)	It forms crystals at room temperature, but turns to a purple gas when heated Image: Iodine+Gas (binary/octet-stream)
18. All in all, how many elements are there in total? Image: Ptoe (binary/octet-stream)	118 Image: Ptoe2 (binary/octet-stream)
19. How many elements occur naturally and how many are man-made? Image: Natural+Manmade+Elements (binary/octet-stream)	Natural: 98 Man-made: 20 Image: Elements+3 (binary/octet-stream)
20. List two things every element has. Image: Bw+Element+1 (binary/octet-stream)	1. Atoms (1 or more) 2. A unique set of features Image: Features (binary/octet-stream)
21. How are elements listed on the periodic table? Image: Elements (binary/octet-stream)	From lightest to heaviest Image: Lighter+2+Heavier (binary/octet-stream)
Bonus: How are the chemical symbols for each element written down? Image: Ag+Silver+Close+Up (binary/octet-stream)	Two letters. 1st letter is capital, 2nd letter is lowercase Image: Gold+Chemical+Symbol (binary/octet-stream)
And good job for getting through this whole stack :)	Image: Golden+Thank+U (binary/octet-stream)

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	Criado por Jannat Abbas mais de 5 anos atrás