Quiz
Definitions
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Perguntas do quiz (8)
1Define standard enthalpy change of combustion
- AThe enthalpy change that takes place when one mole of a substance reacts completely with oxygen under standard conditions, all reactants and products being in their standard conditions
- BThe enthalpy change that takes place when one mole of a compound in its standard state is formed from its constituent elements in their standard states under standard conditions
- CThe enthalpy change that accompanies a reaction in the molar quantities expressed in a chemical equation under standard conditions, all reactants and products being in their standard states
2Define the standard enthalpy change of formation
- AThe enthalpy change that takes place when one mole of a substance reacts completely with oxygen under standard conditions, all reactants and products being in their standard conditions
- BThe enthalpy change that takes place when one mole of a compound in its standard state is formed from its constituent elements in their standard states under standard conditions
- CThe enthalpy change that accompanies a reaction in the molar quantities expressed in a chemical equation under standard conditions, all reactants and products being in their standard states
3Define the standard enthalpy change of reaction
- AThe enthalpy change that takes place when one mole of a substance reacts completely with oxygen under standard conditions, all reactants and products being in their standard conditions
- BThe enthalpy change that takes place when one mole of a compound in its standard state is formed from its constituent elements in their standard states under standard conditions
- CThe enthalpy change that accompanies a reaction in the molar quantities expressed in a chemical equation under standard conditions, all reactants and products being in their standard states
4Define "addition reaction"
- AA reaction in which a reactant is added to an unsaturated molecule to make a saturated molecule
- BA reaction in which a more reactive element displaces a less reactive element from an aqueous solution of the latter's ions.
- CThe removal of a molecule from a saturated molecule to make an unsaturated molecule
- DThe formation of a solid from a solution during a chemical reaction. Precipitates are often formed when two aqueous solutions are mixed together
- EA reaction in which an atom or group of atoms is replaced with a different atom, or group of atoms
5Define "displacement reaction"
- AA reaction in which a reactant is added to an unsaturated molecule to make a saturated molecule
- BA reaction in which a more reactive element displaces a less reactive element from an aqueous solution of the latter's ions.
- CThe removal of a molecule from a saturated molecule to make an unsaturated molecule
- DThe formation of a solid from a solution during a chemical reaction. Precipitates are often formed when two aqueous solutions are mixed together
- EA reaction in which an atom or group of atoms is replaced with a different atom, or group of atoms
6Define "elimination reaction"
- AA reaction in which a reactant is added to an unsaturated molecule to make a saturated molecule
- BA reaction in which a more reactive element displaces a less reactive element from an aqueous solution of the latter's ions.
- CThe removal of a molecule from a saturated molecule to make an unsaturated molecule
- DThe formation of a solid from a solution during a chemical reaction. Precipitates are often formed when two aqueous solutions are mixed together
- EA reaction in which an atom or group of atoms is replaced with a different atom, or group of atoms
7Define "precipitation reaction"
- AA reaction in which a reactant is added to an unsaturated molecule to make a saturated molecule
- BA reaction in which a more reactive element displaces a less reactive element from an aqueous solution of the latter's ions.
- CThe removal of a molecule from a saturated molecule to make an unsaturated molecule
- DThe formation of a solid from a solution during a chemical reaction. Precipitates are often formed when two aqueous solutions are mixed together
- EA reaction in which an atom or group of atoms is replaced with a different atom, or group of atoms
8Define "substitution reaction"
- AA reaction in which a reactant is added to an unsaturated molecule to make a saturated molecule
- BA reaction in which a more reactive element displaces a less reactive element from an aqueous solution of the latter's ions.
- CThe removal of a molecule from a saturated molecule to make an unsaturated molecule
- DThe formation of a solid from a solution during a chemical reaction. Precipitates are often formed when two aqueous solutions are mixed together
- EA reaction in which an atom or group of atoms is replaced with a different atom, or group of atoms
Informações
- Descrição
- A-Levels chemistry Quiz sobre Definitions, criado por munchkinjofan em 26-05-2013.
- Autor
- munchkinjofan
- Idioma
- English
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