Electrons
Sig Figs and Such
The Periodic Table
The nucleus
Pot Pourri
100
The electron configuration of an element is 1s2 2s2 2p6 3s2 3p5, the element is (#24)
What is chlorine?
100
The number of significant figures are in the measurement 2103.2 g. (#11)
What is 5?
100
a periodic pattern in the physical and chemical properties of elements when they are arranged in order of (#26)
What is increasing atomic number?
100
The nucleus of the atom has a mass that is________compared to the rest of the atom (#17)
What is high?
100
As the frequency of light increases, the wavelength...(#25)
What is decreases?
200
The number of valence electrons an atom of any element in Group 6A. (#32)
What is six?
200
the number of zeros in the measurement 0.000 040 200 m that are significant.(#12)
What are three?
200
Name an element that is a metalloid. (#27)
What is ? (As on test)
200
The number of neutrons in the nucleus of an atom can be calculated by (#19)
What is subtracting the number of protons from the atomic mass?
200
Dalton theorized that atoms are indivisible and that all atoms of an element are identical...(#18)
What is mass?
300
An aluminum atom loses its valence electrons, the charge on the resulting ion? (#33)
What is 3+?
300
grams in 2.5 kg (#13)
What are 0.0025g?
300
element iodine, I name the period and name of the group (#28)
What is period 5 and alkali metal?
300
The sum of the protons and neutrons in an atom equals the (#20)
What is atomic mass or mass number?
300
The subatomic particle that plays the greatest role in determining the physical and chemical properties of an element is the (#29)
What is the proton?
400
The bond is resulting in an unequal sharing of electrons between two atoms. (#39)
What is polar covalent?
400
The closeness of a measurement to its true value (#14)
What is precision?
400
The electronegativity trend from left to right across a period.(#30)
What is increases?
400
All atoms of the same element have the same number of (#21)
What are protons?
400
Metals are good conductors of electricity because they (#34)
What is has a sea of electrons?
500
A covalent bond forms when (#40)
What is when electrons between two atoms are shared?
500
metric prefix kilo- means (#16)
What is 1000 times larger?
500
In the periodic table, there is a periodic pattern in the physical and chemical properties of elements when they are arranged in order of.. (#26)
What is atomic number?
500
An atom of an element with atomic number 48 and mass number 120 contains how many neutrons.(#22)
What is 72?
500
hydrogen-2 and hydrogen-3 differ how..(#23)
What is hydrogen -3 has 2 neutrons and hydrogen - 2 has only one neutron?
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