Foundations of chemistry – Flashcards
Unlock all answers in this set
Unlock answersMOLAR MASS OF WATER |
18 g/mol |
MOLAR MASS OF CARBON DIOXIDE (CO2) |
44 g/mol |
MOLAR MASS OF CARBON MONIXIDE (CO) |
28 g/mol |
LEWIS DOT OF WATER |
O H H
|
LEWIS DOT FOR OXYGEN MOLECULE |
O O |
LEWIS DOT FOR NITROGEN MOLECULE (N2) |
N N |
AVOGADROS'S NUMBER |
6.02X1023 (molecules, atoms or particles) |
DIATOMIC MOLECULES |
; ; Br2, I2, N2, Cl2, H2, O2, F2 |
WHAT IS AN ISOTOPE? |
ELEMENT WITH SAME ATOMIC NUMBER BUT DIFFERENT ATOMIC MASS OR ELEMENT WITH SAME NUMBER OF PROTONS BUT DIFFERENT NUMBER OF NEUTRONS |
FORMULA OF METHANE |
CH4 |
FORMULA OF PROPANE |
C3H8 |
NUMBER OF BONDS IN CARBON |
4 ; -C- |
ELEMENT THAT FORMS SINGLE, DOUBLE AND TRIPLE BONDS |
CARBON ; C-C, C=C, C;C |
ATOMIC NUMBER |
IT IS THE NUMBER OF PROTONS |
ATOMIC MASS |
IT IS THE NUMBER OF PROTONS AND NEUTRONS IN AN ATOM |
HYDROCHLORIC ACID |
HCl |
SULFURIC ACID |
H2SO4 |
NITRIC ACID |
HNO3 |
HYDROGEN PEROXIDE |
H2O2 |
SODIUM HYDROXIDE |
NaOH |
CALCIUM HYDROXIDE |
Ca(OH)2 |
ELECTRON CONFIGURATION OF HYDROGEN |
1S1 |
ELECTRON CONFIGURATION OF HELIUM |
1S2 |
ELECTRON CONFIGURATION SEQUENCE |
1s2,2s2,2p6,3s2,3p6 ,4s2,3d10,4p6 |
FAMILY 1 |
ALKALI METALS |
FAMILY 2 |
ALKALINE EARTH METALS |
FAMILY 17 |
HALOGENS |
FAMILY 18 |
NOBLE GASES |
IONIC BOND |
METAL WITH A NON-METAL |
COVALENT BOND |
NON-METAL WITH NON-METAL |
SMALLEST ATOM |
HYDROGEN |
ATOM WITH GREATEST SIZE |
FRANCIUM |
ELEMENT WITH HIGHEST IONIZATION ENERGY |
HELIUM |
ELEMENT WITH HIGHEST ELECTRONGEGATIVITY |
FLUORINE |
FORMULA TO FIND NEUTRONS |
ATOMIC MASS - ATOMIC NUMBER ; |
CHARGE OF A PROTON |
POSITIVE (+) |
CHARGE OF AN ELECTRON |
NEGATIVE (-) |
HEAVIEST PART OF THE ATOM OR DENSE PART OF THE ATOM |
NUCLEUS |
WHAT IS A CATION? |
ELEMENT THAT LOSES ELECTRONS |
WHAT IS AN ANION? |
ELEMENT THAT GAINS ELECTRONS |
WHICH ELEMENTS FORM CATIONS? |
METALS |
WHICH ELEMENTS FORM ANIONS? |
NON-METALS |
VALENCE ELECTRONS |
ELECTRONS AVAILABLE FOR BONDING |
VALENCE ELECTRONS OF FAMILY 1 |
ONE |
VALENCE ELECTRONS OF FAMILY 2 |
TWO |
VALENCE ELECTRONS OF FAMILY 13 |
THREE |
VALENCE ELECTRONS OF FAMILY 14 |
FOUR |
VALENCE ELECTRONS OF FAMILY 15 |
FIVE |
VALENCE ELECTRONS OF FAMILY 16 |
SIX |
VALENCE ELECTRONS OF FAMILY 17 |
SEVEN |
NUMBER OF PERIODS, ENERGY LEVELS, ROWS |
SEVEN |
VALENCE ELECTRONS OF FAMILY 18 |
EIGHT |
ALPHA PARTICLES |
STOP WITH PAPER, SKIN. 2 He4 ; |
HYDROCHLORIC ACID |
HCl |
SULFURIC ACID |
H2SO4 |
NITRIC ACID |
HNO3 |
HYDROGEN PEROXIDE |
H2O2 |
SODIUM HYDROXIDE |
NaOH |
SULFATE |
SO4 -2 |
NITRATE |
NO3 -1 |
SULFITE |
SO3 -2 |
NITRITE |
NO2 -1 |
CYANIDE |
CN -1 |
HYDROBROMIC ACID |
HBr |
MOLES TO GRAMS |
MULTIPLY BY MOLAR MASS MM 1 mol |
GRAMS TO MOLES |
DIVIDE BY MM 1mol MM |
MOLES TO (PARTICLES, MOLECULES OR ATOMS) |
MULTIPLY BY 6.02X1023 6.02X1023 atoms 1 mol |
(PARTICLES, ATOMS OR MOLECULES) TO MOLES |
DIVIDE BY 6.02X1023 1 mol 6.02x1023 |
GRAMS TO (PARTICLES, ATOMS OR MOLECULES) |
6.02X1023 ; MM ; |
(PARTICLES, ATOMS OR MOLECULES) TO GRAMS |
MM 6.02X1023 |
HOW IS THE PERIODIC TABLE ARRANGED? |
BY INCREASING THE ATOMIC NUMBER |
WHY DO ELEMENTS GIVE OR TAKE ELECTRONS |
BECAUSE ALL ELEMENTS WANT TO BE LIKE A NOBLE GAS |
SYNTHESIS REACTION |
A + B ; AB |
DECOMPOSITION REACTION |
AB ; A+ B |
SINGLE REPLACEMENT |
A + BC ; AC + B |
DOUBLE REPLACEMENT |
AB + CD ; AD + CB |
COMBUSTION |
CXHY + O2 ; CO2 + H2O |
IONIZATION ENERGY |
ENERGY REQUIRED TO LOSE ONE ELECTRON |
ELECTRONEGATIVITY |
STRENGTH TO ATTRACT A PAIR OR ELECTRONS |
ELEMENT WITH HIGHEST ELECTRONEGATIVITY |
FLUORINE |
ELEMENT WITH HIGHEST IONIZATION ENERGY |
HELIUM |
BETA PARTICLE |
-1 e 0 ; ; |
CHLORIC ACID |
HClO3 |
CHLOROUS ACID |
HClO2 |
AMMONIA |
NH3 |
AMMONIUM |
NH4+ |
ACETIC ACID |
CH3COOH ; C2H4O2 |
ACETATE |
CH3COO -1 ; OR ; C2H3O2 -1 |
NEUTRAL ATOMS |
IN A NEUTRAL ATOM THE NUMBER OF PROTONS AND ELECTRONS IS THE SAME |
ELECTROLYTE |
A SOLUTION THAT CONDUCTS ELECTRICITY |
ORBITALS AND THE MAXIMUM NUMBER OF ELECTRON PER ORBITAL |
s2, p6, d10, f14 |
METALS |
MOST OF THE ELEMENTS ON THE PERIODIC TABLE. GIVE ELECTRONS. CONDUCT ELECTRICITY MOST OF THEM ARE SOLIDS |
NON-METALS |
RIGHT SIDE OF THE PERIODIC TABLE DO NOT CONDUCT ELECTRICITY MOST OF THE GASES |
METALLOIDS |
ELEMENTS LOCATED BETWEEN THE METALS AND NON-METALS SEMI-METALS SEMI CONDUCTORS OF ELECTRICITY |
ATOMIC SIZE IONIC SIZE ATOMIC RADIUS IONIC RADIUS |
DECREASES FROM LEFT TO RIGHT ; INCREASES FROM TOP TO BOTTOM |
IONIZATION ENERGY TREND |
INCREASES FROM LEFT TO RIGHT ; DECREASES FROM TOP TO BOTTOM ; NOBLE GASES ARE INCLUDED |
ELECTRONEGATIVITY |
INCREASES FROM LEFT TO RIGHT ; DECREASES FROM TOP TO BOTTOM ; NOBLE GASES ARE NOT INCLUDED |
NAMING COMPOUNDS WITH TRANSITION METALS |
ALWAYS USE ROMAN NUMERALS ; EX. Fe 2+ iron (II) Fe 3+ iron (III) |
LEWIS DOT OF HELIUM |
; ; He |
LEWIS DOT FOR NEON, ARGON, KRYPTON, RADON |
; ; Ne |