Question | Answer |
Properties of Metals | Shiny, Malleable, Ductile, Good conductors of heat and electricity |
Properties of Non-Metals | Not malleable or ductile, not shiny, Poor conductors of heat and electricity |
What is Ionic bonding | Transfer of electrons from one atom to another forming ions. |
When does ionic bonding occur | between non-metals and metals |
What is Molecular bonding | The sharing of outer shell electrons |
When does molecular bonding occur | between two non metals |
The last Family in the periodic table is called the: | Inert (noble) gases |
Acids always begin with (blank) in the formula | Hydrogen (H) |
Bases always have (blank) last in their formula | Hydroxide (OH) |
Define: Atom | basic building blocks of matter |
Define: Molecule | Smallest amount of a substance that has the properties of that substance |
Define: Ion | a charged particle that differs in number of electrons caused by the gaining or losing of outer hell electrons in ionic bonding |
Define: Isotope | Forms of an element that varies in the number of neutrons |
Define: Element | A substance that can not be decomposed further |
Define: Compound | Combination of 2+ different atoms |
Elements in the same family have | the same number of outer shell elctrons |
Elements in the same period have | the same number of outer shells |
Radioactive Atom | an unstable atom |
Alpha Particle | Helium nucleus |
Beta particle | When a neutron decays into a proton and an electron. The electron is ejected from the nucleus |
Gamma Radiation | radiation given off by a radioactive element |
Law of conservation of Matter states that | no matter can be created or destroyed |
Diatomic Molecule | an who will only be found as X2 |
Atomic weight of H,He,C,N,O,Cl | 1,4,12,14,16,35.5 |
VII family in the periodic table | Halogens |
I family in the periodic table | Alkali Metals |
II family in the periodic Table | Alkaline Earth Medals |
Diatomic Elements | H,N,O,C,F,Cl,Br,I |
2 liquids at room temperature | Hg & Br |
11 gases at room temperature | H,N,O,F,Cl,He,Ne,Ar,Kr,Xe,Rn |
Lab test for oxygen | Glowing splint test |
Lab test for hydrogen | Pop Test |
Silver Nitrate turns chlorine | white |
Silver Nitrate turns Bromine | Creamy Yellow |
Silver Nitrate turns Iodine | Yellow |
Barium Flame is | Greenish yellow |
Copper flame is | light blueish green |
Calcium flame is | Yellow |
Sodium flame is | Yellowish Orange |
Lithium flame is | cherry red |
Strontium flame is | orange red |
Potassium flame is | Pale Purple |