No. of questions -40
Time - 25 min
1.
What is the nature of pH of milk?
2.
Which of the following induces souring of milk?
3.
An Ester used as medicine is:
4.
What is the pH of water?
5.
Name the acid present in lemon.
6.
Hydrochloric acid is also known as-
7.
The acid used to dissolve gold is
8.
Which acid is used for making Aspirin?
9.
Chemical name of 'Oil of Vitriol' is-
10.
If some drops of conc. sulphuric acid is added to that substance then turns to black, which of the following is that substance?
11.
What is the reaction between an acid and a base called?
13.
Which among the following is a pure elements?
14.
Which acid is present in tomatoes?
15.
Oxide of which of the following will turn red litmus blue?
16.
What is the common name of Calcium Hypochlorite?
17.
Which acid is used to remove Iron and rust stains from clothes?
18.
Name the source from which Aspirin is produced?
19.
pH of human blood is .............
20.
Bee sting contains ...................
21.
Spinach contains ..............
22.
The compound used in prickly-heat powder to prevent excessive sweating is
23.
What is the chemical name of quick lime?
24.
What is the nature of antacid?
25.
Most liquids that conduct electricity are solutions of acids, bases and ...............
26.
Baking soda is one of the constituents of baking powder. The other constituent is
27.
Which among the following is responsible for colour of nitric acid?
28.
Which acid is present in apple?
29.
Sodium bicarbonate is chemical name of which of the following?
30.
Which base is present in lime water?
31.
What is the common name of sodium carbonate?
32.
Sour taste of coca cola is due to-
33.
Which among the following acid is also known as 'Muriatic Acid'?
34.
Tartaric Acid is not found in .............
35.
The acid which fails to liberate carbon dioxide from Sodium bicarbonate is-
36.
What is the common name of Sodium bicarbonate?
37.
The acid used in the Lead storage cell is-
38.
Which of the following does not contain a carboxylic group?
39.
In the following reacton, fill in the blank:
40.
Among these which one is a mild acid
