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Acids & Bases
Question | Answer |
---|---|
What is the chemical formula for Calcium Hydroxide? | Ca(OH)2 |
What salt is when Potassium Hydroxide neutralizes Phosphoric Acid? | Potassium Phosphate |
What is formed when an acid and alkali are mixed? | a salt and water |
What is the chemical formula for Ammonium Hydroxide? | NH4OH |
What pH is neutral and what colour is it? | 7 and green |
What pH is acidic and what colour is it? | 1 and red |
What pH is alkaline and what colour is it? | 14 and purple |
What is formed when an acid and a metal carbonate are mixed? | a salt, water and carbon dioxide |
What is formed when an acid and a metal are mixed? | a salt and hydrogen |
What is the chemical formula for sulphuric acid? | H2SO4 |
What is the chemical formula for sodium hydroxide? | NaOH |
What happens when an acid is diluted? | The concentration of the H+ is decreased |
Metal oxides dissolve in water to make what? | Alkaline solutions |
Non-metal oxides dissolve in water to make what? | Acidic solutions |
What do all alkalis contain? | Hydroxide |
What do all acids contain? | Hydrogen |