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Worksheetschemistry 8
Total questions: 25
Worksheet time: 18mins
a states of matter that is found in stars and lightning.
gas
solid
plasma
liquid
bose-einstein condensate
what do all liquids have in common?
they are sticky
they are clear
you can drink them
they can be poured
it is anything that occupied space and has mass
matter
atom
element
molecules
compounds
what is matter made up of?
particles that are too large to be seen
particles that are too small to be seen
tiny butter particles
tiny water particles
Father of Modern Chemistry
Antoine Laurent Lavoisier
Democritus
Albert Eisntein
John Dalton
Which is NOT an assumption of Kinetic Molecular Theory?
gas particles are in constant, rapid, and random motion.
There are no forces of attraction or repulsion between gas particles.
adding heat to matter makes the particle moves faster.
gas particles has an elastic collision with no loss of energy.
a substance that has an ability to flow
fluid
surgace tension
viscosity
diffusion
Which statement is true about physical changes and chemical change?
physical and chemical changes cannot happen at the same time.
chemical changes are not observable.
physical changes can change both physical and chemical properties.
chemical changes always produce new substances.
arrange the jumbled word:
TCERENOL
(a negatively charge particle of an atom)
arranged the jumbled word:
METENEL
(it is found in periodic table)
arrange the jumbled word:
MATO
(smallest unit of an element)
arrange the jumbled word:
VUSBELEL
(it contain the spdf notation)
arrange the jumbled words:
MICNENMO ECEDVI
(it is used in writing electron configuration)
oxygen
neon
fluorine
chlorine
chromium
titanium
molybdenum
vanadium
scandium
krypton
zirconium
bromine
physical change
chemical change
physical change
chemical change
physical change
chemical change
physical change
chemical change
give the chemical name:
"Ne"
give the chemical name:
"Mn"
give the chemical name:
"Mg"
give the chemical name:
"Ar"
give the chemical name:
"K"
