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QUIZ unit 3 F&C
Autor :
Ihcene Bouchaila
1.
How many elements are there known?
A
108
B
118
C
116
2.
Name of the first group of the periodic table.
A
Alkaline earth metals
B
Alkali metals
C
Halogens
3.
Avocado's number
A
6,022·10²³
B
6,022·10⁻²³
C
Doesn't exist
4.
A diamond is an example of metal which is solid at room temperature
A
I don't know, soy del betis
B
True
C
False
5.
Positve ions are...
A
Cation
B
Anion
C
Onion
6.
The element 16 is a nonmetallic element.
A
True
B
False, is a metal
C
False, is a metolloid
7.
Example of a element good conductor of electricity
A
Sb
B
Al
C
Ge
8.
Mm of Fe₂O₃
A
158 g/mole
B
156 g/mole
C
136 g/mole
9.
Which bond is soluble in water
A
Metallic bond
B
Ionic bond
C
Covalent bond
10.
Who is the abundance element in the Earth cruse
A
Earth
B
Water
C
Oxygen