The Bond Between Us
More Bonding
Formula One
A Balancing Act
Reaction Action
100
This kind of bond is formed when an atom gains or loses an electron.
What is ionic bond.
100
What kind of bond is formed when two atoms share electrons?
What is a covalent bond.
100
The process by which chemical bonds are broken or formed is called this.
What is a chemical reaction.
100
If an equation is balanced it is said to follow what law?
What is the law of conservation of mass.
100
True or False: A reaction that occurs when two or more molecules combine to form a single product is called a displacement reaction.
What is False. It's a combination reaction.
200
The electrons that occupy the outermost shell are called this.
What are valence electrons.
200
What is the bond called when two p orbitals are side by side?
What is a pi bond.
200
Fill in the blank. In a chemical reaction, the original molecules, called the ____________, are converted into new molecules called_______________.
What is reactants and products.
200
If an equation has 2 oxygens on the left side and only one on the right side, the equation is said to be this.
What is unbalanced.
200
True or False: A displacement reaction happens when atoms from one molecule remove the atoms from another molecule.
What is True.
300
The electrons that occupy the same orbitals as the nearest noble gas are called this. Hint: they are closest to the center of the atom
What are Core Electrons.
300
What is the bond called when a s orbital and a p orbital combine?
What is a hybrid orbital.
300
This shows what happens to the molecules in a chemical reaction and is similar to a mathematical sentence.
What is a chemical equation.
300
The law of the conservation of mass states this....
What is in a chemical reaction, atoms are neither created or destroyed only rearranged to make other molecules.
300
True or False: A decomposition reaction is when one type of reactant molecule breaks apart to form several new molecules as products.
What is True.
400
Does Fluorine gain or lose an electron in the ionic compound NaF? Daily Double: Is it an cation or anion?
What is gains. Daily Double: anion.
400
What is the bond called when two s orbitals overlap?
What is a sigma bond.
400
C2 H4 O2 is an example of what kind of chemical formula?
What is empirical or molecular formula.
400
N2 + 3H2 → 2NH3 The first 3 in this formula is called what?
What is a stoichiometric coefficient.
400
True or False: 2 Na + Cl 2 ----> 2NaCl is an example of an combination reaction.
What is True. Two molecules combine to make one product.
500
When an alkali metal reacts with a halogen, the alkali metal loses an electron. What is the alkali metal's charge? Why?
What is positive. Because it loses an electron, the atom has more protons which have a positive charge.
500
What are the names of the three hybrid orbitals?
What is sp, sp2 and sp3.
500
This is an example of what kind of chemical formula? http://upload.wikimedia.org/wikipedia/commons/f/fd/Acetic-acid-2D-flat.png
What is structural formula.
500
Balance this equation: P + O2 ------> P4O10
What is 4P + 5O2 ------>P4O10
500
AB + CD → AD + CB is an example of what kind of reaction. a. combination b. decomposition c. displacement d. exchange
What is d. exchange.
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