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WorksheetsScience 7
Total questions: 10
Worksheet time: 3mins
Name
Class
Date
1.
Vinegar and baking soda together produce (a) gas
2.
(a) is a new substance formed on the burning of a ribbon of magnesium.
3.
The common name of acetic acid is (a)
4.
Chemical name of slaked lime is (a) .
5.
Chemical name of baking soda is (a) .
6.
China rose indicator turns basic solutions to (a) in colour.
7.
When the solution is basic ,phenolphthalein gives (a) colour.
8.
Tamarind and grapes contain (a) acid.
9.
Pure substances can be formed from their solutions by (a) .
10.
When carbondioxide is passed through lime water (a) is formed.
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