Worksheetschemistry quiz
Total questions: 10
Worksheet time: 8mins
solid converted directly into gas is called
freezing
sublimation
evoporation
melting
who described fermentation process
louis pasteur
john willington
thomos alva edison
williams maverick
The chemical change is...............
water to clouds
growth of tree
cow dung to bio gas
ice cream to molten ice cream
explain about periodic change and non- periodic change
Water freezes and melts at 0°C. Melting point is what kind of property?
chemical
colligative
extensive
physical
H2O + CO2 → H2CO3
The equation above is showing which chemical process?
(a)
Which of the following statements are correct?
Carbocation is the electrophillic species which can undergo 1,2-H and 1,2- R-group shift to attain stability.
Kharasch effect is also known as Anti-Markovnikov's rule.
Peroxides mostly generates free radicals as reactive intermediates.
Carbocation is nucleophillic in nature and undergo 1,2-H and 1,2- R-group shift to attain stability.
Molecules with an atomicity of 1 are known as (a) .
Proton was discovered by
Ernest rutherford
Niels Bohr
