Study of Compounds A Hydrogen Chloride Class 10 ICSE Chemistry MCQ Questions
Looking for Study of Compounds A Hydrogen Chloride Class 10 ICSE Chemistry Chapter 8 MCQ Questions? If yes, You are the right page. Here we have provided ICSE class 10 chemistry Chapter 8 multiple choice questions and answers. All MCQ are important.
1) % of Hydrochloric acid present in gastric juice of mammals is
a) 0.5-0.6
b) 0.8-0.10
c) 0-2-0.4
d) 0.1-0.2
Answer – 0.2-0.4
2) Molecular mass of hydrogen chloride is
a) 28.5
b) 31.2
c) 33.5
d) 36.5
Answer- 36.5
3) Catalyst used during general preparation of hydrogen chloride is
a) Iron
b) Cobalt
c) Carbon
d) Graphite
Answer- Carbon
4) Product formed when sodium chloride is heated with sulphuric acid above 200°c is
a) NaSo4
b) NaHSO4
c) CuSO4
d) Na2SO4
Answer- Na2SO4
5) The reaction of formation of hydrogen chloride is explosive during
a) Direct sunlight
b) Diffused sunlight
c) Darkness
d) Non of the above
Answer- Direct sunlight
6) Lavoisier named hydrochloric acid as
a) Mutatic acid
b) Mutoric acid
c) Mutaric acid
d) Muriatic acid
Answer- Muriatic acid
7) During laboratory preparation of Hydrogen chloride gas the reactants used are
a) Copper Chloride and sulphuric acid
b) Sodium chloride and sulphuric acid
c) Sodium bicarbonate and nitric acid
d) Sodium chloride and nitric acid
Answer- Sodium chloride and sulphuric acid
8) Hydrogen chloride forms__ bond.
a) Ionic
b) Coordinate
c) Covalent
d) Double
Answer- Covalent
9) The gas accumulated in the gas jar is by ___.
a) Upward delivary method
b) Upper displacement
c) Downward delivery method
d) All of the above
Answer- downward delivery method.
10) Hydrogen chloride gas is
a) Blue in colour
b) Red in colour
c) Pink in colour
d) Colourless gas
Answer- colourless gas
11) Vapour density of HCL is
a) 14.4
b) 18.25
c) 19.25
d) 16.25
Answer- 18.25
12) Hydrogen chloride gas liquifies at ___atm.
a) 10atm
b) 20atm
c) 30atm
d) 40atm
Answer- 40 atm
13) Melting point of HCL is
a) -113°C
b) -112°C
c) -114°C
d) -118°C
Answer- -113°C
14) During reaction of HCl with metals the gas evolved is
a) CO2
b) SO2
c) NO2
d) H2
Answer- H2
15) Hydrogen chloride on reaction with Ammonia gives__
a) H2SO4
b) Na2Cl
c) NH4Cl
d) NaH2Cl
Answer- NH4Cl
16) Hydrogen chloride is
a) Sweet in taste
b) Sour in taste
c) Bitter in taste
d) Tasteless
Answer- Sour in taste
17) Zinc on reaction with hydrochloric acid gives__
a) Zinc chloride
b) Zinc oxide
c) Zinc carbonate
d) Zinc sulphate
Answer- Zinc chloride
18) Methyl orange when treated with hydrochloric acid turns
a) Red
b) Pink
c) Blue
d) Yellow
Answer- pink
19) MgO+2HCl—-_____+ H2
a) MgCl
b) MgCl3
c) MgCl2
d) MgSo4
Answer- MgCl2
20) AgNO3 is used as test for hydrochloric acid and also for ___ions.
a) Sulphide
b) Chlorine
c) Chloride
d) Bromide
Answer- Chloride ions
21) Hydrochloric acid is used in preparation of __
a) Guns
b) Dry cells
c) Alcohol
d) All of these
Answer- Dry cells
22) Hydrochloric acid is formed by adding Hydrogen chloride in___
a) Toluene
b) Water
c) Alcohol
d) Electrolyte
Answer- water
23) ____ chloride is used in preparation of dyes.
a) Ammonium
b) Sodium
c) Silver
d) Potassium
Answer- Silver
24) Nitric acid is not used for preparation of HCl because.
a) It is less acidic
b) It is more acidic
c) It is volatile and vapourizes with hydrogen chloride gas formed
d) It is non volatile and mixes with the gas formed.
Answer- It is volatile and vapourizes with hydrogen chloride gas formed.
25) Hydrogen chloride gas has
a) Fishy smell
b) Pungent smell
c) Suffocating odour
d) Odourless
Answer- pungent smell
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