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WorksheetsNEW CHEMISTRY WORLD
Total questions: 11
Worksheet time: 55secs
Name
Class
Date
1.
who discovered chemistry
a)
Robert boyle
b)
antonie levoisor
c)
issac newton
d)
charles darwin
2.
who discovered noble gas??
a)
Ramsay william
b)
boom linster
c)
edward antonie
d)
isaac newton
3.
who discovered oxygen??
a)
antonio levoiser
b)
shawm mendez
c)
sr williams
d)
chunnah kengeh
4.
A table showing arrangements of chemical element is called??
(a)
5.
what is the chemical symbol of mercury??
(a)
6.
what is the chemical symbol of sulphur??
(a)
7.
chemical symbol of air (a)
8.
chemical symbol of cooper...
(a)
9.
what is valence??
(a)
10.
what is the longest word in chemistry??
(a)
11.
what is the chemical symbol of mercury??
(a)
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