Atomic Structure
What two subatomic particles are about the same size?
Protons and Neutrons.
Does metallic elements gain or lose electrons?
Metallic elements lose as many elements they have in their outer energy.
What is the formula for Titanium (IV) oxide?
TI2O4.
How many paired and unpaired electrons does Arsenic have?
2 paired and 3 unpaired.
In a chemical reaction, what is written on the left and what is written on the right?
The reactants are written on the left and the product is written on the right.
In 1897 J.J Thompson used what to discover the electrons and what model?
J.J used Cathode Ray Tube and the Plum Pudding Model.
Which element has 33 protons and 36 electrons?
As or Arsenic.
When do you use Roman Numerals in your answers?
You use the roman numerals to identify what charge that element has.
What is the e- configuration of Ar?
1s22s22p63s23p6.
What is the product of NaCN + MgI2?
Mg(CN)2+NaI.
The electron has a mass of what?
1/1840 amu.
F, Cl, Br, I, and At are all apart of which group and family name?
These elements are a part of group 7a and Halogens.
Which of the following is not a binary compound?
A. Magnesium chloride.
B. Aluminum fluoride
C. Aluminum nitrate
D. Magnesium nitride
What is the probability map of the electron within a sublevel- s,p,d,f?
Orbitals.
Is a catalyst a reactant or a product?
It's neither.
What is Rutherford's experiment called?
The Gold Foil Experiment.
What is the chemical symbol for the ion 29 protons, 64 neutrons, 27 electrons?
The chemical symbol is Cu/ Copper.
What is the formula for Sodium permanganate?
NaMnO4-.
What is the outer e- configuration of At?
6s25d106p5.
What is the product of Sr(CIO3)2 and What is the rule?
SrCl2 + O2.
Rule: #5.
Rutherford's conclusions about the nucleus were?
They were Small, Dense, and Positively Charged.
Electrons are in the same energy level, but there is more _______ charge.
Nuclear charge.
What is the formula for Iron (III) chromate?
Fe2(CrO4)3.
What does each period (row) on the periodic table represent?
A Prinicipal Energy Level.
What do you do when you balance chemical equations?
You add coefficients to the substances so that the reactant and product side of the equation can contain equal numbers and types of atoms.