Welcome to your Chemistry SSC General Studies 50 MCQ SET:-2
Date:- 23/12/2024
1.
Which of the following is an example of a pair of Isobars?
2.
What do you call a base that dissolves in water?
3.
Which of the following statements is correct?
4.
Which of the following statements is/are correct?
5.
When the litmus solution is neither acidic nor basic, its colour is __.
6.
Which of the following substances has a pH value of about 14?
7.
What happens when an acid or a base is mixed with water?
8.
Name the only metal that is antibacterial.
9.
Which of the following bases is found in lime water?
10.
Which of the following is a property of silicon dioxide?
11.
A 100 mL solution having 0.01 moles of NaOH dissolved in it. The pH of the solution is:
12.
Which among the following is a covalent compound?
13.
Which of the following pairs of ‘Natural source – Acid’ is NOT correctly matched?
14.
The reaction between an acid and a base is known as_______.
15.
Which of the following is NOT the correct match?
16.
Which of the following is one of the metals used in LED semiconductor technology?
17.
Which of the following is a low-grade brown coal that is soft with high moisture content?
18.
Identify the acid that helps in digestion.
19.
Which acid is predominantly present in tomatoes?
20.
What is the Atomic Number of the element Einsteinium?
21.
Muriatic acid is another name of which compound is used in the production of chlorides, fertilisers, and dyes, in electroplating, and in the photographic, textile and rubber industries?
22.
Which of the following bases is found in window cleaner?
23.
Which of the following acids is found in spinach?
24.
Which of the following is another name of folic acid ?
25.
Ozone is an allotrope of __.
26.
The salinity of ocean waters is calculated as the amount of salt (in gm) dissolved in __ gm of seawater.
27.
Identify the alloy among the following of which lead is a component.
28.
Constantan is an alloy of copper and _.
29.
How does hydrochloric acid help in facilitating the action of pepsin?
30.
Tooth decay starts when the pH of the mouth is lower than __.
31.
Which potassium salt is a mineral supplement used to treat or prevent low levels of potassium in the blood?
32.
Who synthesised acetic acid for the first time ?
33.
Which of the following is NOT a natural acid-base indicator?
34.
When an ant bites, it injects acidic liquid (formic acid) into the skin. What among the following should be applied to the skin to neutralise it ?
35.
Which of the following metals reacts with the moist carbon dioxide in the air and slowly loses its shiny brown surface and gains a green coat?
36.
Which of the following acids makes the pH of vinegar acidic?
37.
pH of milk of magnesia is_________.
38.
Which of the following is a natural acid-base indicator ?
39.
Acidic nature of soil is shown by high concentration of __ .
40.
Which of the following is used as a substitute of mercury in thermometers?
41.
Which metal sulphate, composed of potassium, aluminium, and sulphate ions in the ratio 1 : 1 : 2, plays a role as a flame retardant, a mordant and an astringent?
42.
Match List-I with List-II.
43.
Which of the following is used as an antacid to neutralise stomach acidity?
44.
Aqua regia is a freshly prepared mixture of concentrated hydrochloric acid and concentrated nitric acid in the ratio of __ by volume.
45.
Which is the rarest element ?
46.
Which acid destroys the bacteria that enter the stomach?
47.
What does ‘p’ in pH stand for?
48.
Which one of the following features is NOT shown by metals?
49.
Which of the following minerals has kieserite as its ore ?
50.
How many protons are there in a lithium nucleus?
