Refer to NEET UG Chemistry Hydrogen MCQs provided below available for download in Pdf. The MCQ Questions for Full Syllabus Chemistry with answers are aligned as per the latest syllabus and exam pattern suggested by NEET, NCERT and KVS. Multiple Choice Questions for Hydrogen are an important part of exams for Full Syllabus Chemistry and if practiced properly can help you to improve your understanding and get higher marks. Refer to more Chapter-wise MCQs for NEET Full Syllabus Chemistry and also download more latest study material for all subjects
MCQ for Full Syllabus Chemistry Hydrogen
Full Syllabus Chemistry students should refer to the following multiple-choice questions with answers for Hydrogen in Full Syllabus.
Hydrogen MCQ Questions Full Syllabus Chemistry with Answers
1. The element which is the biggest source of energy in future is
(a) Monoatomic gas (b) Gaseous non-metal
(c) Liquid nonmetal (d) lightest element
2. Dihydrogen is liberated at the anode by electrolysis of :
(a) Molten sodium hydride (b) Acidified water
(c) Molten sodium chloride (d) Water with Ba(OH)2
3. The conversion of atomic hydrogen to dihydrogen is :
(a) endothermic change (b) Photochemical change
(c) exothermic change (d) Nuclear change
4. The isotope of hydrogen with half-life of 12.33 year is :
(a) Protium (b) Deuterium (c) Tritium (d) b & c
5. Zinc on reaction with ___liberates a combastible gas.
(a) dil HCl (b) dil KOH (c) H2SO4 (d) a, b, & c
6. Hydrogen gas can be produced from
(a) Water gas (b) producer gas (c) coal gas (d) air
7. When Zn pieces are dropped in NaOH solution H2(g) is obtained and soluble ___ is obtamed
(a) Na2ZnO3 (b) NaZnO2 (c) Na4ZnO3 (d) Na3Zn
(a) Fe (b) Pd (c) FeCrO4 (d) V2O5
9. H2 can be obtaioned from mixture of CO2 & H2 by bubbling the mixture through
(a) Water (b) Alkaline Ca2Cl2
(c) Conc H2SO4 (d) Hot Nacl solution
12. The metal Zn, Al, Mg, & Be are placed in different Test tubes. If NaOH is added, the metal which libaate Hydrogen gas are
(a) Zn, Al, Mg & Be (b) Zn & Al (c) Mg & Be (d) Zn, Al & Mg
13. The gas used in welding & cutting of metal is a strong____
(a) Reducing agent (b) Oxidising agent
(c) Reducing & oxidising agent (d) Dehydrating agent
14. Hydrogen closely resembles halogens becouse
(a) Strong reducing agent (b) diatomic gas
(c) it is a colourless gas (d) its is reduction potential is o.oo V
19. A metal M belongs to period 3 & group 2 reacts with nitrogen to give compound B. If B is added to water the products are :
(a) Mg(OH)2 & NH3 (b) Be(OH)2 & NH3
(c) LiOH & NH3 (d) Ca(OH)2 & NH3
20. The Only compound whose density in solid state is less if than liguid is
(a) Water (b) Sodium hydrocide
(c) Nitric acid (d) phosphoras penta chloride
21. Fishes survive in frozen lakes because
(a) Ice floats on water (b) Ice acts as an insulator
(c) The Solubility of CO2 in water increaze (d) a & b
22. Water is most important solvent because it is
(a) polar (b) Non polar
(c) forms H- bond (d) a & c
23. Ice is lighter than water because
(a) Density of ice is greater than water
(b) The volume of ice is more for given mass of water due to H - bonding
(c) Anomalous expansion
(d) Oxygen is electronegative & size is large
24. SiCl4 + H2O → A + HCl A is ______.
(a) Si(OH)4 (b) SiO2 (c) SiO (d) SiCl4× 2H2O
25. MH + H2O→MOH + H2×M belongs to
(a) p - block (b) d - block (c) s - block (d) p - block & d - block
26. The hydrogen which are used in catalytic reaction are :
(a) hydrides of p-block (b) hydrides of d-block
(c) interstial hydrides (d) b & c
27. Alkali metal do not form interstial hydrides because
(a) alkali metals loose electron readily. (b) The packing in alkali metals in vay close
(c) Absence of interstitial voids (d) size is large
28. The position of the element which forms deficient hydrides.
(a) Period 2 group 14 (b) Period 2 group 15
(c) Period 2 group 13 (d) Period 6 group 13
31. The method which can be used for removal of temporary & permanent hardness of water is
(a) Decantation (b) Distillation
(c) Boiling (d) Filteration
32. Which of the following reacts easily with H2O to form hydrogen
(a) HCl (b) KH (c) NH3 (d) B2H6
33. It is not advisable to use hard water for washing clothes beacause
(a) Precipitate of sodium salt of fatty acid is formed
(b) Precipitate of sodium salt of sulphonic acid is formed
(c) Precipitate of Magnesium salt of sulphonic acid is formed
(d) Precipitate of Magnesium salt of fatty acid is formed
34. Calgon softens hard water by
(a) Precipation of Ca2+ & Mg2+ ions (b) Coagulation of solts
(c) Complexing Ca2+ & Mg2+ ions (d) a & c
37. The % (mass) of deuterium in heavy water is
(a) 18.0 (b) Cannot be predicted
(c) 11.1 (d) 20.0
38. H2O2 is not used as
(a) Oxidising agent (b) Redusing agent
(c) Catalyst (d) Bleaching
¶ True - False Type
39. 1. H2O2 acts as bleaching agent because of if its oxidising property
2. It is dangerous to used H2O2 is maintenance of environment
3. H2O2 is used is properation of good quality detergents
4. Perhydral is used as a disuifectant
(a) TFTT (b) FTTT (c) TTFF (d) FFTF
40. 1. A paper with stain of black Pbs, dipped in H2O2 solution turns white
2. The colour of acidified KMnO4 does not diappear when H2O2 is added
3. A basic solution containinig Fe3+ ion turn blue on addition of H2O2
(a) FFF (b) FTF (c) TFF (d) TTT
41. 1. Tritium can be obtaned from natural source.
2. In ionic hydrides the oxidation state of hydrogen is +1
3. The four atom of oxygen in H2O2 are in the same plane
4. Na2CO3 removes temporary & permannent hardenes
(a) TFTT (b) FFFT (c) TFFT (d) TTTF
42. Statement S: The position of hydrogen is not fixed,
Statement R: Hydrogen resemker alkali metals because of its stable +1 oxidation state.
(a) S & R both are correct (b) S is corrct R is correct and explains S.
(c) S is incorrect R is correct (d) S is correct R is incorrect
Questions 43-50 - Solve the problems.
46. 2.72 g of H2O2 is present in 50ml solution Calculate M, N, Strength gL-1 Volume strength H2O2
(a) M = 10, N = 2.9, g/l = 53.0, Vol = 17.0
(b) M = 1.6, N = 3.2, g/l = 54.4, Vol = 17.92
(c) M = 0.89, N = 1.8, g/l = 52.9, Vol = 18.1
(d) M = 0.90, N = 1.0, g/l = 5.44, Vol = 16.0
A, B, C, D & E are
(a) Ba, BaO, BaO2, BaSO4, H2O2 (b) Na, Na2O, Na2O2, Na2SO4, H2O
(c) Ba, Ba2O2, BaO2, BaSO4, H2O2 (d) Ca, CaO, CaO2, CaSO4, H2O2
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MCQs for Hydrogen Chemistry Full Syllabus
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