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Science

QuestionAnswer
What is the total number of atoms in the compound Ca(CLO3)2 9
What is the name of the compound with the formula NaCl? Sodium chloride
What is the number of potassium atoms compared to oxygen atoms in a binary compound made from these two elements? Two potassium atoms to one oxygen atoms
What is the name of a binary compound made up of lithium and chloride? Lithium chloride
What is the correct formula for magnesium oxide? MgO
What is the name of MgL2? Magnesium Iodide
What is the name of PbO2? Lead oxide
The properties of a compound are THE SAME AS the properties as the properties of the elements making up the compound. (True or false) False, different
Particles formed from the covalent bonding of atoms are called IONS. False, molecules
Molecules are NEUTRAL Truth
When an atom gains or loses electrons, the charged particles that results is called a MOLECULE False, ion
An atom is chemically UNSTABLE when it's outer energy level contains all the electroms it can hold False, stable
An element's oxidation number indicates how many electrons the element must gain, lose or share to become stable. True
In a chemical forrmula, the number of each type of atom in the compound is shown by numbers called Subscripts
The elements that make up a compound and the exact numbers of atoms in each element in a unit of the compound can be shown in a Chemical formula
A chemical bond that occurs when atoms share electrons is a(n)__ bond Covalent
The __ tells you how many electrons an atom must gain, lose, or share to become stable Oxidation number
The sum of the oxidation numbers in a neutral compound is always___ Zero
How many electrons are needed in the outer energy levels of most atoms for the atom to be stable? 8
What kind of chemical bond is formed when an equal exchange of electon occurs? Ionic
Created by: ZachScott
 

 



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