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Free download in PDF Class 11 Chemistry Chapter 9 Hydrogen Multiple Choice Questions and Answers for Board, JEE, NEET, AIIMS, JIPMER, IIT-JEE, AIEE and other competitive exams. MCQ Questions for Class 11 Chemistry with Answers were prepared based on the latest exam pattern. These short solved questions or quizzes are provided by Gkseries./p>
(1)
BaCl2. xH2O is which type of hydrate and x is?
[A]
H-bonded, 4
[B]
Interstitial,2
[C]
Interstitial,4
[D]
Coordinated,2
(2)
Industrially Hydrogen peroxide is prepared by which method?
[A]
Electrolytic oxidation of acidified sulphate solutions
[B]
Exhaustive electrolysis of water
[C]
Acidifying barium peroxide
[D]
Auto oxidation of 2-alkyl anthraquinols
Answer: Auto oxidation of 2-alkyl anthraquinols
(3)
A commercially marketed sample of H2O2 is:
[A]
2 V
[B]
10 V
[C]
50 V
[D]
100 V
(4)
Cation exchange resins contain ____ molecule.
[A]
Large, inorganic, water-insoluble
[B]
Small, inorganic, water-soluble
[C]
Large, organic, water-insoluble
[D]
Small, organic, water-soluble
Answer: Large, organic, water-insoluble
(5)
In ice crystal structure distance between two oxygen atoms is about:
[A]
Approximately equal to O-H bond length
[B]
More than the double of O-H bond length
[C]
Less than O-H bond length
[D]
More than triple of O-H bond length
Answer: More than the double of O-H bond length
(6)
Magnesium ion forms which ppt on treatment with washing soda and calcium hydroxide respectively?
[A]
In both Mg(OH)2
[B]
In both MgCO3
[C]
MgCO3 and Mg(OH)2
[D]
Mg(OH)2 and MgCO3
Answer: MgCO3 and Mg(OH)2
(7)
At Atmospheric pressure ice crystallizes in:
[A]
Hexagonal form
[B]
Trigonal form
[C]
Tetragonal form
[D]
Cubic form
(8)
Due to _____ with polar molecules, even covalent compounds like alcohol and carbohydrates dissolve in water. Fill in the blank:
[A]
Dipole induced dipole interaction
[B]
H-Bonding
[C]
Van der Waal interactions
[D]
London Force
(9)
Incorrect with respect to metallic hydrides:
[A]
Metallic hydrides are hydrogen deficient.
[B]
Metallic hydride retain their metallic conductivity
[C]
Nickel and Actinium have different lattices from that of parent metal
[D]
These hydrides conduct as efficiently as their parent metals
Answer: These hydrides conduct as efficiently as their parent metals
(10)
Which of the following makes the least contribution to the total world’s water supply?
[A]
River
[B]
Lakes
[C]
Soil moisture
[D]
Atmospheric Water Vapor
(11)
Which of the following statement is correct?
[A]
All group 13 elements form electron-deficient compounds except Aluminum
[B]
Dihydrogen does not produce any Pollution
[C]
It produces greater energy per mole than gasoline and other fuels
[D]
Lithium hydride reacts with Cl2 at moderate temperature to form Hydrochloric acid
Answer: Dihydrogen does not produce any Pollution
(12)
Select the correct Statement:
[A]
A mixture of CO and H2 is used for the preparation of methanoic acid
[B]
Methane and steam react to give carbon dioxide and hydrogen
[C]
Isotopes of hydrogen have almost the same physical property
[D]
Isotopes have a difference in their rate of reactions
Answer: Isotopes have a difference in their rate of reactions
(13)
Which of the following Statement is incorrect?
[A]
Dihydrogen is used in the manufacture of Polyunsaturated vegetable oils
[B]
The largest single of dihydrogen is in the manufacturing of Ammonia
[C]
Many metals combine at high temperature with dihydrogen
[D]
Hydroformylation of alkene leads to an increase in no. of carbon atoms in the chain
Answer: Dihydrogen is used in the manufacture of Polyunsaturated vegetable oils
(14)
Lithium hydride reacts with aluminum chloride to give:
[A]
LiCl only
[B]
Aluminium Hydride
[C]
Lithium Aluminium Hydride
[D]
Both 1 and 3
(15)
The ionization energy of hydrogen is similar to which halogen?
[A]
Fluorine
[B]
Chlorine
[C]
Iodine
[D]
Bromine
(16)
Single Bond energy is highest for which molecule?
[A]
H-H Bond
[B]
C-C Bond
[C]
F-F Bond
[D]
Cl-Cl Bond
(17)
Presently most of the industrial dihydrogen gas is prepared from?
[A]
Electrolysis of water
[B]
Coal
[C]
Petrochemicals
[D]
Electrolysis of brine
(18)
Arrange the following in their increasing order of bond energy?
[A]
H2, F2, D2
[B]
F2, H2, D2
[C]
D2, F2, H2
[D]
H2, D2, F2
(19)
Internuclear distance between H2 and D2 is:
[A]
More for H2
[B]
More for D2
[C]
Equal for both
[D]
Vary with Temperature
(20)
Catalyst used in the reaction of CO with steam is?
[A]
Copper Chromate
[B]
Cadmium Oxide
[C]
Nickel
[D]
Iron Chromate
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