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Worksheetschemical changes and atomic model
Total questions: 10
Worksheet time: 4mins
identfy the chemist
john dalton
robert boyle
galelio galelie
none of the above
identify the scientist
galelio galelie
galelio galilei
galeloie galele
identify the scientist
antonie van leeuwenhoek
antoine griezmann
antonie claassen
antoine lavoiser
identify the scientist
issac newtron
robert boyle
isac newtron
issac newton
robet boyl
a nucleus in the atom consists of protons(-------) and newtrons (-----------) (type the answer like : answer and answer)
(a)
name any 1 characteristics of chemical changes
(a)
when ink diffuses in water what takes place
chnge in colour
all of the above
who conducted the sceptical chymsit
robert boyle
issac newton
antoine lavoiser
john dalton
TRUE OR FALSE:
in the chemical compound nitric HNO3 there are 4 atoms of hydrogen 4 atoms of nitrogen and 8 atoms of oxygen
true
false
WHO AM I :
father of chemistry
antoine lavoiser
issac newton
john dalton
robert frost
