No. of questions -40
Time - 25 min
1.
What is the common name of Calcium Hypochlorite?
2.
What is the pH of water?
3.
Which acid is used for making Aspirin?
4.
Sodium bicarbonate is chemical name of which of the following?
5.
pH of human blood is .............
6.
The compound used in prickly-heat powder to prevent excessive sweating is
7.
Which acid is present in tomatoes?
8.
What is the common name of sodium carbonate?
9.
What is the reaction between an acid and a base called?
10.
Bee sting contains ...................
12.
Chemical name of 'Oil of Vitriol' is-
13.
The acid which fails to liberate carbon dioxide from Sodium bicarbonate is-
14.
In the following reacton, fill in the blank:
15.
Which acid is present in apple?
16.
Spinach contains ..............
17.
If some drops of conc. sulphuric acid is added to that substance then turns to black, which of the following is that substance?
18.
The acid used to dissolve gold is
19.
Which base is present in lime water?
20.
Which of the following induces souring of milk?
21.
An Ester used as medicine is:
22.
Name the source from which Aspirin is produced?
23.
Sour taste of coca cola is due to-
24.
Among these which one is a mild acid
25.
Oxide of which of the following will turn red litmus blue?
26.
What is the chemical name of quick lime?
27.
Which of the following does not contain a carboxylic group?
28.
Which acid is used to remove Iron and rust stains from clothes?
29.
What is the nature of antacid?
30.
Tartaric Acid is not found in .............
31.
Hydrochloric acid is also known as-
32.
Name the acid present in lemon.
33.
Which among the following is a pure elements?
34.
What is the common name of Sodium bicarbonate?
35.
What is the nature of pH of milk?
36.
The acid used in the Lead storage cell is-
37.
Most liquids that conduct electricity are solutions of acids, bases and ...............
38.
Which among the following is responsible for colour of nitric acid?
39.
Which among the following acid is also known as 'Muriatic Acid'?
40.
Baking soda is one of the constituents of baking powder. The other constituent is
