Chemistry Flashcards
The atomic number is also…
the number of protons
Where can you find the atomic number?
In the top of the little box of the element
How can you find the amount of neutrons?
Subtracting the mass number by the number of protons.
The amount of protons in a neutral atom are equal to the amount of…?
Electrons
Alkali metal has what charge?
+1
Reactive non-metals have what charge?
-1
What is the difference between animal cells and plant cells?
Animal cells have centrosomes and lysosomes
What do centrosomes look like?
churros
What do lysosomes look like?
Big circle with little circles in it
Metalloid characteristics
Malleable, not very good or bad heat conduction, and high melting temperature
Metal characteristics
Shiny, malleable, good conductors of heat and a high melting point.
Non-metal characteristics
Not malleable, poor conductors, dull, soft and low melting point.
Name all the metalloids
boron, silicone, germanium, arsenic, antimony, tellurium.
All compounds are?
Molecules
What is the scientific method?
Observation, Question, Hypothesis, Experiment, Analysis, Conclusion
