Acids and Carbonates: Chemistry in Action
Open this deck in Kuraplan
Sign in to view all 10 slides, customise, present or download.
Slide preview
First 10 of 10 slides
Acids and Carbonates: Chemistry in Action
Year 10 Science Understanding Chemical Reactions New Zealand Curriculum Level 5
Learning Journey Ahead
Understand properties of acids and carbonates Write and balance chemical equations Conduct quantitative experiments safely Analyze experimental data Connect chemistry to real-world applications
What Do You Already Know?
What makes a substance acidic? Have you seen fizzing reactions before? Where might we find carbonates in everyday life?
Understanding Acids
Proton donors (H⁺ ions) Taste sour and conduct electricity React with metals, bases, and carbonates Measured on pH scale (0-6) Examples: HCl, H₂SO₄, citric acid
Meet the Carbonates
Contain carbonate ion (CO₃²⁻) Ionic compounds - often white solids Act as bases in chemical reactions Common examples: CaCO₃, Na₂CO₃ Found in limestone, marble, shells
The Chemical Reaction
Safety First - Laboratory Rules
Wear safety goggles and lab coats always Handle acids with extreme care Never touch or taste chemicals Report spills immediately Follow waste disposal procedures
Hands-On Investigation
Measure acid concentration and carbonate mass Collect CO₂ gas using gas syringes Record temperature and timing Calculate reaction rates Analyze stoichiometry from data
Real-World Applications
{"left":"Cement production - limestone + acid\nCarbon capture technology\nEffervescent tablets in medicine","right":"Antacids neutralizing stomach acid\nLimestone weathering in nature\nIndustrial CO₂ production"}
Key Takeaways
Acids + Carbonates → Salt + CO₂ + Water Reaction rate depends on concentration and temperature Safety protocols are essential in chemistry These reactions have important industrial uses Data analysis helps us understand chemical behavior