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level: Level 1

Questions and Answers List

level questions: Level 1

Question	Answer
Energy required to remove an electron	Ionization Energy
Ability to lose electron	Metallic property
Ability to gain electron	Non metallic
Transfer of electron	Ionic bonding
a Danish physicist who made foundational contributions to understanding atomic structure and quantum theory.	Neils Bohr
British physicist who came to be known as the father of nuclear physics.	Ernest Rutherford
an American physical chemist and a former Dean of the College of Chemistry at University of California	Gilbert Newton Lewis
out most energy level of an atom and the electrons in it.	Valence shell
structure consists of the chemical symbol of an element surrounded by dots	Lewis electron dot structure ( LEDS )
type of chemical bond where there is a complete transfer of electrons between atoms.	Ionic bonding
another type of chemical bonding that involves sharing of electrons between atoms.	covalent bonding
unequal sharing of electrons between two atoms ( one atom has typically negative charge and the other atom has a positive charge )	polar covalent bonds
equal sharing of electrons between two atoms	non-polar covalent bonds
Type of bond: Non-polar covalent	Electronegativity difference: 0.0-0.4
Type of bond: Polar covalent	Electronegativity difference: 0.5-1.9
Type of bond: Ionic Bond	Electronegativity difference: 2.0-4.0
-groups of atoms that confer specific properties to a molecule.	functional group
- organic compounds containing carbon and hydrogen	Hydrocarbons
developed a systematic method of naming different organic compounds	International Union of Pure and Applied Chemistry (IUPAC)
-consists of the chemical symbols for the elements followed by numeric subscripts describing the number of atoms of each molecule.	Molecular formula
show the order of atoms that are written in a single line to save space and make it more convenient and faster to write out	Condensed formula
consists of hydrogen and carbon atoms arranged in a structure in which all the carbon–carbon bonds are single	Alkane
- hydrocarbon that contains a carbon–carbon double bond	Alkene
Organic molecules made of the functional group carbon-carbon triple bonds	Alkyne
organic compound with an -OH group called hydroxyl	Alcohol
carbonyl group which is bonded to double bond O & one H & R group	Aldehydes
double bond O is located inside the parent chain	Ketone
have one or more hydrogen atoms bond with Nitrogen	Amines
carbonyl group with double bond O and Nitrogen	Amides
-molecules that contain hydrocarbons\|make up the building blocks of the structure and function of living cells\| function as energy-storage molecules & chemical messengers.	Lipids
highly complex substance that is present in all living organisms\| responsible for the structure in different organelles.	Proteins
–sugars = energy\| starches and fibers found in fruits, grains, vegetables and milk products.	Carbohydrates
0rganic chemical of complex molecular structure that is found in all prokaryotic and eukaryotic cells and in many viruses \| codes genetic information for the transmission of inherited traits.	DNA