Chemistry questions

 What is the term for a substance that can be dissolved in a solvent?

Ans: Soluble


What is the term for a substance that cannot be dissolved in a solvent?

Ans: Insoluble


What is the term for a substance that is capable of dissolving another substance?

Ans: Solvent


What is the term for the amount of solute present in a given amount of solvent or solution?

Ans: Concentration


What is the term for the process of combining two or more substances to form a new substance?

Ans: Combination or synthesis


What is the term for a substance that speeds up a chemical reaction by lowering the activation energy?

Ans: Catalyst


What is the term for a reaction that takes place when two substances react in the presence of oxygen to produce heat and light?

Ans: Combustion


What is the term for the measure of the amount of matter in an object?

Ans: Mass


What is the term for the force exerted by the gravity on an object?

Ans: Weight


What is the term for the force that holds atoms or ions together in a molecule or compound?

Ans: Chemical bond


What is the term for the breaking of a chemical bond in a reaction?

Ans: Bond dissociation


What is the term for a reaction that absorbs heat from the surroundings?

Ans: Endothermic reaction


What is the term for a reaction that releases heat into the surroundings?

Ans: Exothermic reaction


What is the term for the process of converting a substance from a solid directly into a gas without passing through the liquid state?

Ans: Sublimation


What is the term for the process of converting a gas into a liquid?

Ans: Condensation


What is the term for the process of converting a liquid into a gas?

Ans: Vaporization


What is the term for the process of converting a liquid into a solid?

Ans: Freezing


What is the term for the process of converting a solid into a liquid?

Ans: Melting


What is the term for a substance that contains only one type of atom?

Ans: Element


What is the term for a substance that contains two or more different types of atoms chemically bonded together?

Ans: Compound


What is the term for the rearrangement of atoms and molecules to form new substances with different properties?

Ans: Chemical reaction


What is the term for the study of the composition, structure, properties, and reactions of matter?

Ans: Chemistry


What is the term for the total number of protons in the nucleus of an atom?

Ans: Atomic number


What is the term for the sum of the protons and neutrons in the nucleus of an atom?

Ans: Mass number


What is the term for the force of attraction between oppositely charged ions in an ionic compound?

Ans: Ionic bond


What is the term for the sharing of electrons between atoms in a molecule?

Ans: Covalent bond


What is the term for the force of attraction between metal atoms in a metallic compound?

Ans: Metallic bond


What is the term for the study of the rates at which chemical reactions occur and the factors that influence these rates?

Ans: Chemical kinetics


What is the term for the study of the distribution and properties of energy in chemical systems?

Ans: Thermochemistry


What is the term for the study of the behavior of matter at temperatures close to absolute zero?

Ans: Cryogenics


What is the term for the study of the production and uses of radioactive materials in medicine and industry?

Ans: Radiochemistry


What is the term for the study of the chemical processes that occur in living organisms?

Ans: Biochemistry


What is the term for the study of the composition and properties of substances and the changes they undergo during chemical reactions?

Ans: Analytical chemistry


What is the term for the study of the synthesis, structure, and properties of organic compounds and organic materials?

Ans: Organic chemistry


What is the term for the study of the properties, structure, composition, reactions, and preparation of inorganic compounds?

Ans: Inorganic chemistry


What is the term for the study of the chemistry of carbon compounds?

Ans: Organic chemistry


What is the term for the study of the chemistry of non-carbon compounds?

Ans: Inorganic chemistry

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