What type of reaction is this:
CH4(g) + 2 O2(g) → CO2(g) + 2 H2O(g)?
What is " combustion "
100
Is this equation balanced? If not, what is the correct balance?
Al + O2 --> Al2O3
What is " *4*Al + *3*O2 --> *2*Al2O3 "
100
What is the electron configuration for Hydrogen?
What is " 1s1 "
100
Which element has an atomic number of 46?
What is " Pd "
100
What's the orbital for S sub-level?
What is " ↑↓ "
200
What bonds together to form a covalent bond?
What is " non-metals "
200
Name the first step in balancing equations.
What is " List the atoms as well as the subscripts ( how many atoms are there) on both the reactants and products side. "
200
What is the longhand electron configuration for Rhodium?
What is " 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 5s1 "
200
Which element is labeled "Na" on the periodic table?
What is " sodium "
200
If an element has 20 electrons, how many orbitals does it have?
What is " 10 "
300
What type of reaction is this:
AgNO₃(aq) + NaCl(aq) → AgCl(s) + NaNO₃(aq)
What is " Double Replacement Reaction "
300
What are the five chemical reactions we've studied?
What is " Synthesis, Single Replacement, Double Replacement, Decomposition, and Combustion "
300
What is the longhand electron configuration for Strontium?
What is " 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 5s2 "
300
Which element has an atomic mass of 196.967?
What is " Au "
300
What is the electron dot structure for NH4?
(answer will be confirmed by group)
400
What is the definition of an ionic bond?
What is " chemical bonding resulting from the transfer of one or more electrons from one atom or a group of atoms to another "
400
What does a chemical equation represents?
What is " the reaction "
400
What is the longhand electron configuration for Zirconium?
What is " 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d2 5s2 "
400
Name all halogens?
What is " Fluorine, Chlorine, Bromine, Iodine, Astatine "
400
What is a Cation and Anion?
What is " Cations are positively-charged ions. Anions are negatively-charged ions that are formed when a metal loses electrons, and a nonmetal gains those electrons. "
500
What type of reaction will occur for Br2(aq) +NaCl(aq)?
What is " There will be no reaction. Bromine is less reactive. "
500
Balance this equation.
HNO3 + Ca + (OH)2 ---> Ca (NO3)2 + H2O
What is " *2*HNO3 + Ca + (OH)2 = Ca(NO3)2 + *2*H2O "
500
What is the electron configuration for Lead?
What is " 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 4f14 5d10 6s2 6p2 "
500
What's the difference between an alkali earth metal and an alkali metal? (valence electrons)
What is " alkali metals have one valence electron in the outermost orbit whereas alkaline earth metals have two valence electrons in the outermost orbit. "
500
How do you calculate the molar mass?
What is "Determine the atomic weight of each element. Multiply each atomic weight by the number of atoms in the formula. Add up the results."