First
Second
Third
Fourth
Fifth
100
the formula C13H16N2O5. Which element in the formula has the greatest number of atoms
What is hydrogen?
100
How many hydrogen atoms in the formula CH4
What is 4
100
represents an element
What is symbol
100
combination of symbols
What is formula
100
dot diagrams are used to represent
What is outer electrons
200
The attraction between positive and negative ions forms
What is ionic bond
200
Sugar is an example of what type of molecule. hint it has unequal sharing of electrons
What is polar molecule
200
neutral particle formed when atoms share electrons.
What is molecule
200
represents number of atoms in a chemical formula
What is subscript
200
How many electrons are needed in the outer energy levels of most atoms for the atom to be chemically stable?
What is 8
300
Each nitrogen atom can share three valence electron forming how many covalent bonds
What is 3 (triple covalent bond)
300
positively charged center of atom
What is nucleus
300
positive ion and negative ion joined together
What is ionic bond
300
a charged atom that has lost one or more electrons
What is positive ion
300
metallic compounds can be hammered into sheets (true or false)
What is true
400
Metal atoms bond together to form a
What is metallic bond
400
A charged atom that has gained one or more electrons
What is negative ion
400
substance that contains two or more elements
What is compound
400
negative particle in an atom
What is electron
400
What type of covalent bond is the molecule H2
What is single covalent bond
500
Elements of the left side of the periodic table are classified as
What is a metal
500
Elements that have properties halfway between those of metals and nonmetals are
What is metalloid
500
particle in which electrons are shared unequally
What is polar molecule
500
atoms joined together by sharing electrons
What is covalent bond
500
The particles that make up an atom are
What is protons, electrons and neutrons.
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