conversations
listlengths 2
2
|
|---|
[
{
"from": "human",
"value": "ClO4(-): Polar or nonpolar?"
},
{
"from": "gpt",
"value": "Nonpolar"
}
] |
[
{
"from": "human",
"value": "BrF3: Polar or nonpolar?"
},
{
"from": "gpt",
"value": "Polar"
}
] |
[
{
"from": "human",
"value": "CH3(+): Polar or nonpolar?"
},
{
"from": "gpt",
"value": "Nonpolar"
}
] |
[
{
"from": "human",
"value": "PF3: Polar or nonpolar?"
},
{
"from": "gpt",
"value": "Polar"
}
] |
[
{
"from": "human",
"value": "polar bonds and polar molecules:\nhow does a polar bond differ from a non-polar bond?"
},
{
"from": "gpt",
"value": "a polar bond has a negative and positive end\na non-polar bond is neutral"
}
] |
[
{
"from": "human",
"value": "how does a polar bond differ from an ionic bond?"
},
{
"from": "gpt",
"value": "the electrons are transferred in an ionic bond and in a polar bond they are shared"
}
] |
[
{
"from": "human",
"value": "how is ED used to help predict bond type? what values separate ionic bond from polar covalent bonds?"
},
{
"from": "gpt",
"value": "the ED of an..\n-ionic bond is > 1.7\n-polar covalent bonds < 1.7"
}
] |
[
{
"from": "human",
"value": "how do polar bonds contribute to the polarity of a molecule?"
},
{
"from": "gpt",
"value": "if polar bonds are not symmetrical, the molecule will be polar"
}
] |
[
{
"from": "human",
"value": "how can a molecule, such as CO2 or CH4 contain polar bonds yet still be a non-polar substance?"
},
{
"from": "gpt",
"value": "b/c the charges cancel out and are symmetrical"
}
] |
[
{
"from": "human",
"value": "what physical properties are characteristic of dipoles?"
},
{
"from": "gpt",
"value": "they have high boiling/melting points and lower vapor pressure"
}
] |
[
{
"from": "human",
"value": "why does water dissolve many ionic compounds?"
},
{
"from": "gpt",
"value": "since water is polar, the + end of water attracts the - end of the ionic compound"
}
] |
[
{
"from": "human",
"value": "properties of ionic solids:\nionic solids have relatively_____(high/low) melting points."
},
{
"from": "gpt",
"value": "high"
}
] |
[
{
"from": "human",
"value": "what 2 kinds of elements are most likely to react w/ each other to form binary ionic compounds?"
},
{
"from": "gpt",
"value": "metals and nonmetals"
}
] |
[
{
"from": "human",
"value": "what are the significant physical properties of metallic solids?"
},
{
"from": "gpt",
"value": "hard, malleable, good conductors of electricity, ductility"
}
] |
[
{
"from": "human",
"value": "under what circumstances do hydrogen bonds form?"
},
{
"from": "gpt",
"value": "F O N"
}
] |
[
{
"from": "human",
"value": "what properties are associated w/ compounds containing hydrogen bonds?"
},
{
"from": "gpt",
"value": "high boiling/melting points"
}
] |
[
{
"from": "human",
"value": "Van der Waals Forces:\nwhat is the source of Van der Waals forces?"
},
{
"from": "gpt",
"value": "motion of electrons"
}
] |
[
{
"from": "human",
"value": "what factors determine the magnitude of Van der Waals forces acting between molecules?"
},
{
"from": "gpt",
"value": "1. large # of electrons produces more Van der Waals forces\n2. the distance between molecules, closer=more"
}
] |
[
{
"from": "human",
"value": "what properties of molecules are associated w/ Van der Waals forces?"
},
{
"from": "gpt",
"value": "weak=low melting/boiling point\nhigh vapor pressure\nstrong=high melting/boiling point\nlow vapor pressure"
}
] |
[
{
"from": "human",
"value": "What is the definition of the human-animal bond?\nAVMA definition"
},
{
"from": "gpt",
"value": "Mutually beneficial and dynamic relationship between people and other animals that is influenced by behaviors that are essential to the health and well-being of both.\n\n-emotional, psychological, and physical interactions of people, other animals, and the environment"
}
] |
[
{
"from": "human",
"value": "Cations are named with just the ____"
},
{
"from": "gpt",
"value": "element name followed by the word ion"
}
] |
[
{
"from": "human",
"value": "So in Sodium Chloride, Sodium is the ___ and Chloride is the ___"
},
{
"from": "gpt",
"value": "Cation,Anion"
}
] |
[
{
"from": "human",
"value": "Which of the molecules are held together by covalent bonds?\n\nCO2 NaCl K2S C6H12O6"
},
{
"from": "gpt",
"value": "CO2 C6H12O6"
}
] |
[
{
"from": "human",
"value": "Which of the bonds below would have the greatest polarity?\n\nH-Br C-Cl H-O C-N"
},
{
"from": "gpt",
"value": "H-O"
}
] |
[
{
"from": "human",
"value": "What elements come together to make covalent bonds?"
},
{
"from": "gpt",
"value": "Nonmetal+ Nonmetal"
}
] |
[
{
"from": "human",
"value": "Ions form when atoms or groups of atoms ___ or ___ electrons"
},
{
"from": "gpt",
"value": "gain; lose"
}
] |
[
{
"from": "human",
"value": "Atoms of which two elements will form an ionic bond?\nanswer choices\na. Mg and Cl\nb. N and O\nc. Fe and Co\nd. Rb and Al"
},
{
"from": "gpt",
"value": "a. Mg and Cl"
}
] |
[
{
"from": "human",
"value": "Which compound will most likely be formed when lithium (Li) and nitrogen (N) are chemically combined?\nanswer choices\na. LiN\nb. Li3N\nc. LiN3\nd. Li3N3"
},
{
"from": "gpt",
"value": "b. Li3N"
}
] |
[
{
"from": "human",
"value": "Which compound results from covalent bonding?\nanswer choices\na. NH4Cl\nb. K2SO4\nc. NaCl\nd. C6H12O6"
},
{
"from": "gpt",
"value": "d. C6H12O6"
}
] |
[
{
"from": "human",
"value": "This unbalanced equation represents a chemical reaction: \n\nHgO → Hg + O2\n\nWhich is the correctly balanced chemical equation for this reaction?\nanswer choices\na. HgO → Hg + 2O2\nb. 2HgO → Hg + O2\nc. 2HgO → Hg + 2O2\nd. 2HgO → 2Hg + O2"
},
{
"from": "gpt",
"value": "d. 2HgO → 2Hg + O2"
}
] |
[
{
"from": "human",
"value": "Which equation represents a decomposition chemical reaction?\nanswer choices\na. 2S + 3O2 → 2SO3\nb. 2NaCl → 2Na + Cl2\nc. 2K + 2H2O → 2KOH + H2\nd. Zn + 2HCl → ZnCl2 + H2"
},
{
"from": "gpt",
"value": "b. 2NaCl → 2Na + Cl2"
}
] |
[
{
"from": "human",
"value": "Which type of chemical bond accounts for the high electrical conductivity in a bar of pure silver (Ag)?\nanswer choices\na. metallic\nb. ionic\nc. covalent\nd. hydrogen"
},
{
"from": "gpt",
"value": "a. metallic"
}
] |
[
{
"from": "human",
"value": "Electrons are being shared between atoms in a certain compound. Which elements could most likely form this compound?\nanswer choices\na. lithium (Li) and fluorine (F)\nb. aluminum (Al) and iodine (I)\nc. sulfur (S) and oxygen (O)\nd. iron (Fe) and chlorine (Cl)"
},
{
"from": "gpt",
"value": "c. sulfur (S) and oxygen (O)"
}
] |
[
{
"from": "human",
"value": "What is the chemical formula for magnesium acetate?\nanswer choices\n\na. Mg2(C2H3O2)2\nb. Mg(C2H3O2)2\nc. Mg2C4H6O4\nd. MgC4H6O4"
},
{
"from": "gpt",
"value": "b. Mg(C2H3O2)2"
}
] |
[
{
"from": "human",
"value": "Which represents a balanced chemical equation?\nanswer choices\n\na. CO2+2H20 -->2CH4+2O2\nb. CH4+O2 -->CO2+H2O\nc. CH4+2O2 -->CO2+2H2O\nd. CO2+H20 -->CH4+O2"
},
{
"from": "gpt",
"value": "c. CH4+2O2 -->CO2+2H2O"
}
] |
[
{
"from": "human",
"value": "What type of chemical reaction occurs when beryllium (Be) combines with oxygen ( O2) to form beryllium oxide (BeO)?\nanswer choices\na. double replacement\nb. single replacement\nc. decomposition\nd. synthesis"
},
{
"from": "gpt",
"value": "d. synthesis"
}
] |
[
{
"from": "human",
"value": "Which equation represents a neutralization reaction?\nanswer choices\na. acid + water → salt + base\nb. acid + base → water + salt\nc. acid + salt → base + water\nd. water + base → salt + acid"
},
{
"from": "gpt",
"value": "b. acid + base → water + salt"
}
] |
[
{
"from": "human",
"value": "Which compound contains the ionic bonds?\n\na. C2H6\nb. PCI5\nc. Ca3N2\nd. SF2"
},
{
"from": "gpt",
"value": "c. Ca3N2"
}
] |
[
{
"from": "human",
"value": "This unbalanced equation represents a chemical reaction:\n\nPb(NO3)2+NaI→NaNO3+PbI2\n\nWhat is the coefficient for NaI once the equation is balanced?\nanswer choices\na. 1\nb. 2\nc. 3\nd. 4"
},
{
"from": "gpt",
"value": "b. 2"
}
] |
[
{
"from": "human",
"value": "Which chemical equation represents a neutralization reaction?\nanswer choices\na. 2Na + Cl2 --> 2NaCl\nb. 2KClO2 --> 2KCl + 3O2\nc. Zn + 2HCl --> ZnCl2 + H2\nd. NaOH + HCl --> NaCl + H2O"
},
{
"from": "gpt",
"value": "d. NaOH + HCl --> NaCl + H2O"
}
] |
[
{
"from": "human",
"value": "What type of bond will form when an element from group 2 (IIA) bonds with an element from group 17 (VIIA)?\nanswer choices\na. hydrogen bond\nb. covalent bond\nc. metallic bond\nd. ionic bond"
},
{
"from": "gpt",
"value": "d. ionic bond"
}
] |
[
{
"from": "human",
"value": "Which chemical formula represents magnesium phosphate?\nanswer choices\na. MgPO4\nb. Mg2PO4\nc. Mg3(PO4)2\nd. Mg2(PO4)3"
},
{
"from": "gpt",
"value": "c. Mg3(PO4)2"
}
] |
[
{
"from": "human",
"value": "Which type of bond is responsible for atoms of pure gold to remain bonded?\nanswer choices\na. covalent\nb. hydrogen\nc. ionic\nd. metallic"
},
{
"from": "gpt",
"value": "d. metallic"
}
] |
[
{
"from": "human",
"value": "Which statement best describes the atoms of elements that form compounds by covalent bonding?\nanswer choices\na. They share electrons between them.\nb. They have a large difference in atomic mass.\nc. They are in the same period in the periodic table.\nd. They have a large difference in valence electron number."
},
{
"from": "gpt",
"value": "a. They share electrons between them."
}
] |
[
{
"from": "human",
"value": "What is the correct formula for Calcium Oxide?\nanswer choices\na. CaO\nb. Ca2O\nc. CaO2\nd. CaO3"
},
{
"from": "gpt",
"value": "a. CaO"
}
] |
[
{
"from": "human",
"value": "Which of the following combinations would need roman numerals in the name?\nanswer choices\na. potassium + fluorine\nb. beryllium + oxygen\nc. boron + iodine\nd. lead + oxygen"
},
{
"from": "gpt",
"value": "d. lead + oxygen"
}
] |
[
{
"from": "human",
"value": "What is the name of the compound Na2(SO4)?\nanswer choices\na. Sodium sulfate\nb. Sodium sulfide\nc. Sodium sulfite\nd. Sodium sulfuroxide"
},
{
"from": "gpt",
"value": "a. Sodium sulfate"
}
] |
[
{
"from": "human",
"value": "What is the correct formula for Sodium Oxide?\nanswer choices\na. NaO\nb. NaO2\nc. Na2O\nd. Na2O2"
},
{
"from": "gpt",
"value": "c. Na2O"
}
] |
[
{
"from": "human",
"value": "Which is the chemical formula for phosphorus trichloride?\nanswer choices\na. KCl3\nb. PCl3\nc. K3Cl\nd. P3Cl"
},
{
"from": "gpt",
"value": "b. PCl3"
}
] |
[
{
"from": "human",
"value": "What is the proper name for S2O2?\nanswer choices\na. Sulfur oxide\nb. Sulfur dioxide\nc. Sulfur (II) oxide\nd. Disulfur dioxide"
},
{
"from": "gpt",
"value": "d. Disulfur dioxide"
}
] |
[
{
"from": "human",
"value": "What is iron's charge in the chemical formula FeCl3?\nanswer choices\na. 1+\nb. 2+\nc. 3+\nd. 1-"
},
{
"from": "gpt",
"value": "c. 3+"
}
] |
[
{
"from": "human",
"value": "How are potassium atoms and calcium atoms similar?\nanswer choices\na. same number of valence electrons\nb. same oxidation number\nc. same number of protons\nd. same number of energy levels"
},
{
"from": "gpt",
"value": "d. same number of energy levels"
}
] |
[
{
"from": "human",
"value": "An element on the far left side of the periodic table will have what property?\nanswer choices\na. a tendency to avoid reactions\nb. a tendency to share electrons when reacting\nc. a tendency to gain electrons when reacting\nd. a tendency to lose electrons when reacting"
},
{
"from": "gpt",
"value": "d. a tendency to lose electrons when reacting"
}
] |
[
{
"from": "human",
"value": "Which elements would most likely react with Group 2 (2A) metals?\nanswer choices\na. alkali metals\nb. halogens\nc. noble gases\nd. transition metals"
},
{
"from": "gpt",
"value": "b. halogens"
}
] |
[
{
"from": "human",
"value": "Which compound is formed when aluminum bonds with fluorine?\nanswer choices\na. AlF\nb. AlF2\nc. AlF3\nd. Al3F"
},
{
"from": "gpt",
"value": "c. AlF3"
}
] |
[
{
"from": "human",
"value": "Which compound is most likely formed using a covalent bonds?\nanswer choices\na. SiO2\nb. K2O\nc. KBr\nd. CaBr2"
},
{
"from": "gpt",
"value": "a. SiO2"
}
] |
[
{
"from": "human",
"value": "Why are noble gases stable?"
},
{
"from": "gpt",
"value": "Full s and p sublevels. 8 valence electrons."
}
] |
[
{
"from": "human",
"value": "Which noble gas does not have 8 valence electrons?"
},
{
"from": "gpt",
"value": "Helium"
}
] |
[
{
"from": "human",
"value": "Which pair of elements will form a covalent bond?"
},
{
"from": "gpt",
"value": "hydrogen and chlorine"
}
] |
[
{
"from": "human",
"value": "Which type of bond will form between two chlorine atoms?"
},
{
"from": "gpt",
"value": "a nonpolar covalent bond"
}
] |
[
{
"from": "human",
"value": "How many valence electrons are available for bonding in bromine (Br)?"
},
{
"from": "gpt",
"value": "seven"
}
] |
[
{
"from": "human",
"value": "Which characteristic best explains the difference in melting behavior of covalent substances and ionic substances?"
},
{
"from": "gpt",
"value": "Covalent substances have weaker intermolecular attractions."
}
] |
[
{
"from": "human",
"value": "Which element has the fewest valence electrons available for bonding?"
},
{
"from": "gpt",
"value": "aluminum"
}
] |
[
{
"from": "human",
"value": "Which type of bond will most likely be found in HBr?"
},
{
"from": "gpt",
"value": "a polar covalent bond"
}
] |
[
{
"from": "human",
"value": "Which statement describes a property of covalent compounds?"
},
{
"from": "gpt",
"value": "They have a low boiling point because of weak intermolecular forces."
}
] |
[
{
"from": "human",
"value": "Which structure shows the correct electron arrangement in CCl4?"
},
{
"from": "gpt",
"value": "d"
}
] |
[
{
"from": "human",
"value": "How many valence electrons are available for bonding in silicon?"
},
{
"from": "gpt",
"value": "four"
}
] |
[
{
"from": "human",
"value": "Some atoms are exceptions to the octet rule by having an expanded octet. Which characteristic is needed for an atom to have an expanded octet?"
},
{
"from": "gpt",
"value": "The atom has empty d-orbitals."
}
] |
[
{
"from": "human",
"value": "What does the subscript in a chemical formula tell you?"
},
{
"from": "gpt",
"value": "How many atoms there are of each element (the ratio of atoms)"
}
] |
[
{
"from": "human",
"value": "What does the superscript in a chemical formula tell you?"
},
{
"from": "gpt",
"value": "The oxidation number of ions"
}
] |
[
{
"from": "human",
"value": "How many valence electrons are in Group/Family 14 on the periodic table? Group/Family 18?"
},
{
"from": "gpt",
"value": "4,8"
}
] |
[
{
"from": "human",
"value": "An ionic compound can be formed between what two types of elements?"
},
{
"from": "gpt",
"value": "Metal and Nonmetal"
}
] |
[
{
"from": "human",
"value": "When an atom loses one or more electrons, what charge will it have?"
},
{
"from": "gpt",
"value": "Positive"
}
] |
[
{
"from": "human",
"value": "When an atom gains one or more electrons, what charge will it have?"
},
{
"from": "gpt",
"value": "Negative"
}
] |
[
{
"from": "human",
"value": "What is the oxidation number of an element in Group/Family 3?"
},
{
"from": "gpt",
"value": "3+"
}
] |
[
{
"from": "human",
"value": "What is the oxidation number of an element in Group/Family 17?"
},
{
"from": "gpt",
"value": "1-"
}
] |
[
{
"from": "human",
"value": "Do metals generally have positive or negative oxidation numbers?"
},
{
"from": "gpt",
"value": "Positive"
}
] |
[
{
"from": "human",
"value": "What is a cation? Is it usually a metal or nonmetal?"
},
{
"from": "gpt",
"value": "A cation is a positive ion. It is usually a metal."
}
] |
[
{
"from": "human",
"value": "What is an anion? Is it usually metal or nonmetal?"
},
{
"from": "gpt",
"value": "An anion is a negative ion. It is usually a nonmetal."
}
] |
[
{
"from": "human",
"value": "Which goes first in an ionic formula, a cation or an anion?"
},
{
"from": "gpt",
"value": "Cation"
}
] |
[
{
"from": "human",
"value": "What do valence electrons do during ionic bonding?"
},
{
"from": "gpt",
"value": "They transfer from one atom to another, creating ions that bond."
}
] |
[
{
"from": "human",
"value": "What are the most valence electrons an atom of an element can have?"
},
{
"from": "gpt",
"value": "8"
}
] |
[
{
"from": "human",
"value": "What holds and ionic bond together?"
},
{
"from": "gpt",
"value": "The attractions between the positive and negative ions"
}
] |
[
{
"from": "human",
"value": "What charge does an ionic compound have?"
},
{
"from": "gpt",
"value": "None - it is neutral"
}
] |
[
{
"from": "human",
"value": "What is stronger, an ionic or covalent bond?"
},
{
"from": "gpt",
"value": "Ionic Bond"
}
] |
[
{
"from": "human",
"value": "How does a polyatomic ion affect the name of a chemical compound?"
},
{
"from": "gpt",
"value": "The ending changes to \"ate\""
}
] |
[
{
"from": "human",
"value": "Why do ionic compounds conduct electricity when dissolved in water?"
},
{
"from": "gpt",
"value": "They break into free floating ions, which are charged particles that will conduct electricity."
}
] |
[
{
"from": "human",
"value": "What is covalent bonding?"
},
{
"from": "gpt",
"value": "It is bonding between nonmetals, in which electrons are shared."
}
] |
[
{
"from": "human",
"value": "Molecular or Ionic?\nC2H4 H2O K2S CaF2 Li2Se Cs3N N2O NaBr NH3 BaSe SO3 CO2"
},
{
"from": "gpt",
"value": "C2H4-M H20-M K2S-I CaF2-I Li2Se-I Cs3N-I N2O-M NaBr-I NH3-M BaSe-I SO3-M CO2-M"
}
] |