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LPN Study stack

Elements

QuestionAnswer
Name the Four
Name Three basic components of an atom
what is the atomic number of hydrogen
what is the atomic number for sodium
calculate the number of neutrons for 9 4 BE
Which of the following is noble gas ? helium sodium gold platium
What is metals
what is none metals copper ruthenium rhodium palladuim silver osmium iridium paltinum gold
What is Alkali metals? Group 1 (IUPAC style) of periodic table LI(lithium)NA sodium K potassium RB cesium CS FR francium. Ha not compatible to alkai metal.
What is Metallic Crystal
What is Alloy A metal mixed with nonmetal increase property iron to steel. Do not have single melting point. Have melting range in which a mixture of solid and liquid phases.
What is bronze Alloy of copper and tin
Bronze is best describe as? Alloy
What is chemical reaction A chem reaction is inter-conversion of chemical substance (reaction is called reactants. chemical change.
what is chemical substance
Created by: Gmh