Lakshya Education MCQs

Question: Match List I and List II and select the correct answer by using the codes given below


List I                                    List II


A. Nitroglycerine            1. Anaesthetic


B. Nitrous                        2. Antiseptic


C. Potassium Chloride   3. Explosive


D. Picric acid                   4. Electrolyte
Options:
A.1    2    3    4
B.3    1   4   2
C.2    1    4    3
D.4    3    2   1
Answer: Option B
: B

Option:(b)

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More Questions on This Topic :

Question 1. Consider the following statements


(a) Marble is a constituent of tooth paste.


(b) Gypsum is used for the manufacture of ammonium sulphate


Which of the statements given above is/are correct?
  1.    (a) only
  2.    (b) only
  3.    Both (a) and (b)
  4.    Neither (a) nor (b)
Answer: Option C
: C

Option:(c)
Question 2. Water is a good fire extinguisher because


(a) the specific heat of water is high


(b) steam, formed as the water boils in contact with the burning object, forms an envelop and shuts off oxygen supply
  1.    (a) only
  2.    (b) only
  3.    Both (a) and (b)
  4.    Neither (a) nor (b)
Answer: Option C
: C

Option:(c)
Question 3. Match List I and List II and select the correct


List I                                List II


(Element)           (Nature element)


A. Sodium              1. Gas


B. Phosphorus      2. Halogen


C. Iodine                3. Alkali metal


D. Radon               4. Transition metal


                               5. Non-metal
  1.    2    5    3    1
  2.    3    5    2   1
  3.    4    2    3    1
  4.    5    3   4    2
Answer: Option B
: B

Option:(b)
Question 4. The fractionation of petroleum gives many products. What is the correct order in which the various fractions mentioned below separate from petroleum?


(a) Gasoline


(b) Kerosene


(c) Diesel oil


(d) Lubricating oil
  1.    (a), (b), (c), (d)
  2.    (b), (c), (d), (a)
  3.    (c), (b), (a), (d)
  4.    (d), (b), (c), (a)
Answer: Option A
: A

Option:(a)
Question 5. Which of the following is not correctly matched?


Element           Symbol
  1.    (a) Antimony        1. Sb
  2.    (b) Tin                2. Ti
  3.    (c) Tungsten    3. W
  4.    (d) Rhenium   4. Re
Answer: Option B
: B

Option:(b)
Question 6. Which of the following statements about 'dry ice' are correct?


(a) It is a useful refrigerant.


(b) On heating, it turns into a liquid.


(c) It has acidic properties


(d) It causes burns when pressed against the skin.
  1.    (a) and (c)
  2.    (a), (b) and (c)
  3.    (b) and (d)
  4.    (a), (c) and (d)
Answer: Option D
: D

Option:(d)

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