Chemistry & Chemical Safety Crossword Puzzle

QUESTIONS LIST:

• matter: is the term that occupies space; has physical and chemical properties; and exists in a solid, liquid, or gas form
• elements: are substances that cannot be reduced to simpler substances
• atom: is the basic unit of matter that cannot be divided into simpler substances by ordinary chemical means
• molecule: when two or more atoms are joined together chemically
• compound: is a new substance formed by chemically combining two or more atoms of different elements
• oxidized: when a substance gains oxygen
• oxidation reduction: redox is a contraction for
• reducing: is a substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound
• physical mixture: is a combination of substances that are held together by physical rather than chemical ties
• solution: is a preparation made by dissolving a solid, liquid, or gaseous substance in another substance
• water: is known as the universal solvent because it has the ability to dissolve more substances than any other solvent
• miscible: are liquids that mix easily
• suspension: nail polish containing glitter is an unstable physical mixture of undissolved particles in a liquid
• emulsion: is a mixture of two or more substances that are untied with the aid of a binder
• surfactants: substances that act as a bridge to allow oil and water to mix or emulsify
• lipophilic: the tail of a surfactant molecule: meaning oil loving
• overexposure: it is the dose of a substance that determines whether it will have a poisonous effect on the body
• ionization: the separating of a substance into ions
• ph: only products that contain water can have this
• neutral: pure water with a ph of seven is considered this
• alkaline: a product with a ph of 8.9 is considered
• neutralize: when acids and alkalis are mixed together in equal proportions
• incompatible products: are chemicals that should not be mixed or stored near each other
• carcinogenic: substance causes or is believed to cause cancer