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14 Cards in this Set
- Front
- Back
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Acid Definition |
Acid: A type of chemical substance that typically tastes sour. Reacts with metals to produce hydrogen gas. Turns blue litmus paper red. Has a pH level below 7. |
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Base Definition |
Base: A chemical substance that tastes bitter, feels slippery to the touch. Turns red litmus paper blue. Has a pH level above 7. Also known as an alkali when dissolved in water. |
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Alkali Definition |
Alkali: Forms hydroxide ions (OH) when dissolved in water Turns red litmus paper blue Has a pH greater than 7. |
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Indicator |
Indicator: A substance that changes color in response to the presence of an acid or a base, allowing for the determination of the pH of a solution. |
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Red Litmus Paper |
A type of indicator paper that turns blue in the presence of a base but remains red in the presence of an acid. |
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Blue Litmus Paper |
A type of indicator paper that turns red in the presence of an acid but remains blue in the presence of a base. |
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Blue Litmus Paper |
A type of indicator paper that turns red in the presence of an acid but remains blue in the presence of a base. |
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Colour that describes high acidic chemicals |
Red or orange |
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Colour that describes high alkali chemicals |
Blue or purple |
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Neutralisation |
A chemical reaction between an acid and a base that results in the formation of water and salt. |
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Neutralisation Word Formula |
Acid + Base -> Salt + Water |
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Hydrochloric Acid Definition |
A strong, highly corrosive acid with the chemical formula HCl. |
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Hydrochloric Acid Word Formula |
HCI |
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Neutralisation Acid Word Equation |
Acid + Base -> Salt + Water |
