WorksheetsХимия на английском
Total questions: 10
Worksheet time: 2mins
Name
Class
Date
1.
Natural Science and Matter
a)
Physics
b)
Chemistry
c)
Mathematics
d)
Geography
2.
Metals, nonmetals, oxides, acids, hydroxides, sols-
a)
inorganic chemistry
b)
organic chemistry
c)
physical chemistry
3.
Нydrocarbons and their derivatives-
a)
physical chemistry
b)
inorganic chemistry
c)
organic chemistry
4.
Chemistry is composition, properties, transformation of Matter
a)
Химия изучает состав и превращения веществ
b)
Химия изучает состав, свойства,превращения веществ
c)
Химия изучает свойства веществ
5.
what is the propane formula?
a)
С3Н6
b)
С3Н8
c)
С3Н4
6.
General formula of alkanes
a)
CnH2n+2
b)
CnH2n
c)
CnH2n-2
7.
General formula of alkenes
a)
СnH2n
b)
CnH2n+2
c)
CnH2n-2
8.
General formula of alkadienes
a)
CnH2n
b)
CnH2n+2
c)
CnH2n-2
9.
the formula for hexane
a)
C6H12
b)
C6H14
c)
C6H10
10.
what bonds are characteristic of alkenes?
a)
single simple
b)
double
c)
triple
100 %
