The majority of the elements in the periodic table are...
What are metals?
100
Which is not a form of chemical bonding?
A)covalent bonding
B)hydrogen bonding
C)ionic bonding
What is B) hydrogen bonding?
100
Amount of grams of oxygen gas are required to completely burn 10.0 grams of Octane (C8H18)
What is 0.087547 moles?
100
The chemical reaction:
2 H2O → 2 H2 + O2
is a...
What is decomposition reaction?
200
The electron was discovered through experiments with...
What is electricity?
200
The tendencies of certain elemental characteristics to increase or decrease as one progresses along a row or column of the periodic table of elements...
What is periodic trends?
200
Not a form of chemical bonding:
A)covalent bonding
B)hydrogen bonding
C)ionic bonding
What is B) Hydrogen bonding?
200
A branch of chemistry that deals with the relative quantities of reactants and products in chemical reactions...
What is stochiometry?
200
The chemical reaction:
2 H2 + O2 → 2 H2O is a...
What is synthesis reaction?
300
The nucleus was discovered through experiments with...
What is radioactivity?
300
The horizontal rows of the periodic table are known as...
What is periods?
300
The arrangement of and relations between the parts or elements of something complex...
What is structures?
300
3NO2 + H20 --> 2HNO3 + NO
How many grams of nitrogen dioxide are required in this reaction to produce 5.00 g HNO3...
What is 5.48?
300
The chemical reaction:
2 KBr + Cl2 → 2 KCl + Br2 is a...
What is single displacement reaction?
400
Most of the volume of an atom is occupied by...
What is empty space?
400
A table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure...
What is the periodic table?
400
Aluminium is in Group III. Its oxide will have the formula...
What is Al2O3?
400
4KO2 + 2H2O --> 4KOH + 3O2
If the reaction has .15 mole of KO2and .10 mol H2, how many moles of oxygen can be produced...
What is .11?
500
The atomic number of an atom identifies the number of...
What is protons?
500
The vertical columns of the periodic table are known as...
What is groups?
500
An attraction between atoms or molecules that allows the formation of chemical compounds...
What is chemical bonding?
500
2N2O5 --> 4NO2 + O2
If a sample of N2O5 produces 1.618 g of O2, how many grams of NO2 are formed...