Activity 2
activity 3
activity 4
activity 5
activity 6 & 7
100
how many elements are there?
What is 114
100
the symbol B stands for what element?
What is boron
100
an elements what indicates the # of protons in the atom?
What is atomic number
100
what are the colors of the hydrogen spectrum
What is red,orange,yellow,blue,purple, violet
100
what is the electron configuration of sulfer?
What is 1s2,2s2,2p6,3s2,3p4
200
is aluminum oxide basic or acidic?
What is basic
200
when atoms combine chemically they are called?
What is a compound
200
what particle found outside the nucleus is negatively charged?
What is an electron
200
in the visible spectrum what color has the lowest frequency?
What is red
200
define atomic radius
What is the distance from the nucleus to the farthest valence electron
300
what is an oxide?
What is when an element combines with oxeygen
300
What is larger a speck of dust or an atom?
What is a speck of dust
300
what particle found INSIDE the nuclues is positivly charged
What is a proton
300
what is frequency measured in?
What is hertz
300
what happens to the atomic radius as you go left to right on the periodic table?
What is that it increases then decreases then starts again.
400
What does MSDS stand for?
What is material safety data sheet
400
What is a mole?
What is a way of counting atoms by dozens?
400
is a neutron positively negatively or neutrality charged
What is neutral
400
definition of photon
What is particle of light that has a specific quantum of light
400
what is the electron configuration for hydrogen?
What is S1
500
What is the PH of an acid?
What is anything lower than 7
500
how is atomic mass measured?
What is in grams
500
how many protons are in hydrogen
What is 1
500
why are certain electron jumps not visible by the human eye?
What is becuase its not in the human visible light spectum
500
whats the elctron configuration of boron
What is 1s2,2s2,2p1
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