Acids Bases - Checkpoint
FOR CP1
Dear CP1.....Do this worksheet as your assignment. Do this in doc/docx/pdf format. Send it to: markusanth2708@gmail.com). The sooner is better, you will get more extra points :)
Dear CP1.....Do this worksheet as your assignment. Do this in doc/docx/pdf format. Send it to: markusanth2708@gmail.com). The sooner is better, you will get more extra points :)
ACIDS and BASES WORKSHEET-1
Most
people think of acids as corrosive liquids which fizz when they come into
contact with solid and burn when they touch the skin. The word acid comes from
the latin word acidus meaning sour. As
bases neutralise acids they are sometimes described as having properties which
are opposite to acids. (Cambridge
Checkpoint, Peter D Riley)
Answer the following questions.
- Why does wine go sour faster if the cork is removed from the bottle?
- How do you think the term of organic acid? Give example.
- How is a dilute solution different from a concentrated one?
- Which of the following substances are bases – copper chloride, sodium hydroxide, calcium carbonate, magnesium sulphate, copper oxide, lead nitrate, sodium hydrogen carbonate?
- Why are bases sometimes described as opposite of acids?
- How are acids and bases similar?
- Write word equations for the reactions between:
a. Sulphuric acid and zinc oxide
b. Hydrochloric acid and calcium
hydroxide
c. Nitric acid and calcium carbonate
d. Hydrochloric acid and zinc carbonate
8. How is the neutralisation of a carbonate different from the neutralisation of an oxide or a hydroxide?
8. How is the neutralisation of a carbonate different from the neutralisation of an oxide or a hydroxide?
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