MSBTE Chemistry MCQ. We covered all the MSBTE Chemistry MCQ in this post for free so that you can practice well for the exam.
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MSBTE Chemistry MCQ for Students
The solution which has the highest B.P. is :
(A) 0.1 M urea
(B) 30 g glucose per dm³
(C) 3.42 g sucrose in 100 ml
(D) 0.2 M glucose
Option d – 0.2 M glucose
Equimolal solutions will have the same boiling point provided. They do not undergo ( MSBTE Chemistry MCQ )
(A) Association
(B) Electrolysis
(C) Dissociation
(D) Association and dissociation
Option d – Association and dissociation
Which one of the following aqueous solutions will have the same boiling point as that of 0.2 M aqueous fructose solution?
(A) 34.2 g sucrose per dm³.
(B) 36 g glucose in 500 cm³.
(C) 180 g glucose in 10 dm³.
(D) 12 g urea per dm³.
Option d – 12 g urea per dm³
The molal elevation constant is the ratio of elevation in boiling point to the ( MSBTE Chemistry MCQ )
(A) Molarity of solution
(B) Molality of solution
(C) Mole fraction of solvent
(D) Atmospheric pressure
Option b – Molality of solution
When sugar is added to pure solvent as water the boiling point and freezing point of water are
(A) B.P. decreased and F.P. increased.
(B) Both B.P. and F.P. increase
(C) B.P. increases and FP. decreases
(D) Both B.P. and F.P. decrease.
Option c – B.P. increases and FP. decreases
Elevation in B.P. of sucrose is 0.1°C then, B.P. of NaCl solution for the same molality will be ( MSBTE Chemistry MCQ )
(A) 0.1°C
(B) 0.2°C
(C) 100.2°C
(D) 100.1°C
Option c – 100.2°C
At high altitudes boiling point of water lower because
(A) Temperature is low.
(B) Atmospheric pressure is high.
(C) Atmospheric pressure and temperature are high.
(D) Atmospheric pressure is low.
Option d – Atmospheric pressure is low
Elevation in boiling point is directly proportional to the ( MSBTE Chemistry MCQ )
(A) Molarity of the solution
(B) Lowering in vapor pressure
(C) Molality of the solution
(D) Both ‘b’ and ‘c’
Option d – Both ‘b’ and ‘c’
Glass is best described as a
(a) solid.
(b) liquid.
(c) supercooled liquid.
(d) colloidal sol.
Option c – supercooled liquid
Which of the following elements is the second most abundant element on the Earth’s crust and is present in nature? It is a very important component of ceramics, glass, and cement.
(a) Germanium.
(b) Silicon.
(c) Tin.
(d) Lead.
Option b – Silicon
Which one of the following is the permanent gas in the atmosphere? ( MSBTE Chemistry MCQ )
(a) Carbon dioxide.
(b) Ozone.
(c) Nitrogen.
(d) Neon.
Option c – Nitrogen
The soil in which insectivorous plants grow is deficient in
(a) Magnesium.
(b) Calcium.
(c) Nitrogen.
(d) Water.
Option c – Nitrogen
Which one of the following is produced during the formation of photochemical smog? ( MSBTE Chemistry MCQ )
(a) Hydrocarbons.
(b) Nitrogen oxide.
(c) Ozone.
(d) Methane.
Option b – Nitrogen oxide
The foul smell of dead fish is due to the compound
(a) Amino compounds.
(b) Aldehydic compounds.
(c) Sulfur compounds.
(d) Nitro compounds.
Option a – Amino compounds
Which among the following is a cation? ( MSBTE Chemistry MCQ )
(a) Ammonium.
(b) Iodide.
(c) Fluoride.
(d) Chloride.
Option a – Ammonium
The gas that turns lime water milky is
(a) carbon dioxide.
(b) carbon monoxide.
(c) ammonia.
(d) nitrogen dioxide.
Option a – carbon dioxide
Pure water can be obtained from seawater by ( MSBTE Chemistry MCQ )
(a) centrifugation.
(b) plasmolysis.
(c) reverse osmosis.
(d) sedimentation.
Option c – reverse osmosis
Silver gets corroded due to ……… in the air.
(a) Oxygen.
(b) Hydrogen Sulphide.
(c) Carbon dioxide.
(d) Nitrogen.
Option b – Hydrogen Sulphide
Which one of the following non-metals shows allotropy in the liquid state? ( MSBTE Chemistry MCQ )
(a) Carbon.
(b) Sulphur.
(c) Phosphorus.
(d) Bromine.
Option b – Sulphur
Nitric acid does not react with
(a) Gold.
(b) Copper.
(c) Zinc.
(d) Iron.
Option a – Gold
Fuel used for rocket propulsion is a mixture of
(a) hydrazine and hydrogen peroxide.
(b) hydrazine and TNT.
(c) hydroxylamine and TNT.
(d) hydroxylamine and hydrogen peroxide.
Option c – hydroxylamine and TNT
Which one of the following is not used as a fertilizer?
(a) Ammonium nitrate.
(b) Ammonium sulfide.
(c) Ammonium phosphate.
(d) Ammonium sulfate.
Option b – Ammonium sulfide
Phosphorus is kept in water because
(a) its ignition temperature is very high.
(b) its ignition temperature is very low.
(c) its critical temperature is high.
(d) its critical temperature is low.
Option b – its ignition temperature is very low
White phosphorus glows in the dark due to
(a) amorphous character.
(b) slow oxidation.
(c) high ignition temperature.
(d) the good conducting property of electricity.
Option b – slow oxidation
Red phosphorus is used in the manufacture of safety matches. This is due to the fact that
(a) it shows phosphorescence.
(b) at ordinary temperature, it is less reactive than other varieties of phosphorus.
(c) it cannot be converted to white phosphorus on heating.
(d) it does not react with halogens on heating.
Option a – it shows phosphorescence
Which one of the following elements exists in a liquid state at room temperature?
(a) Hydrogen.
(b) Oxygen.
(c) Bromine.
(d) Iodine.
Option c – Bromine
Inert gases are
(a) miscible with water.
(b) not stable.
(c) chemically unreactive.
(d) chemically very active.
Option c – chemically unreactive
Which gas is known as the ‘noble gas’?
(a) Hydrogen.
(b) Oxygen.
(c) Helium.
(d) Carbon dioxide.
Option c – Helium
Which one of the following noble gases is not found in the atmosphere?
(a) Argon.
(b) Krypton.
(c) Radon.
(d) Xenon.
Option c – Radon
The most reactive among the halogens is
(a) fluorine.
(b) chlorine.
(c) bromine.
(d) iodine.
Option a – fluorine
When CO₂ is passed through an aqueous solution of bleaching powder, the gas evolved is
(a) chlorine.
(b) oxygen.
(c) ozone.
(d) chlorine dioxide.
Option a – chlorine
Which of the following is the chemical name of baking soda?
(a) Sodium carbonate.
(b) Sulphate.
(c) Sodium hydrogen carbonate.
(d) Calcium hydroxide.
Option c – Sodium hydrogen carbonate
What is the dominant chemical present in detergent powder?
(a) Hydrochloric acid.
(b) Sodium carbonate.
(c) Calcium carbonate.
(d) Sodium alkyl sulfate.
Option b – Sodium carbonate
Which of the following cannot be beaten into Sheets?
(a) Gold.
(b) Silver.
(c) Potassium.
(d) Aluminum.
Option c – Potassium
The chemical that is used to ripen mangoes is
(a) calcium sulfide.
(b) calcium carbide.
(c) calcium carbonate.
(d) calcium chloride.
Option b – calcium carbide
Quartz is made of ……
(a) calcium sulfate.
(b) calcium silicate.
(c) sodium sulfate.
(d) sodium silicate.
Option d – sodium silicate
Which one among the following chemicals is used as washing soda?
(a) Calcium carbonate.
(b) Calcium bicarbonate.
(c) Sodium carbonate.
(d) Sodium bicarbonate.
Option c – Sodium carbonate
Cement is made hard with
(a) dehydration.
(b) hydration and dissociation of water.
(c) dissociation of water.
(d) polymerization.
Option b – hydration and dissociation of water
What is the chemical name of slaked lime?
(a) Calcium Nitrate.
(b) Sodium Chloride.
(c) Calcium Chloride.
(d) Calcium Hydroxide.
Option d – Calcium Hydroxide
Chalk and marble are different forms of
(a) calcium hydrogen carbonate.
(b) calcium carbonate.
(c) calcium acetate.
(d) sodium carbonate.
Option b – calcium carbonate
‘Plaster of Paris’ is made up of
(a) marble.
(b) cement.
(c) gypsum.
(d) limestone.
Option c – gypsum
Which of the following compounds is used as a drying agent?
(a) Calcium oxide.
(b) Gypsum.
(c) Calcium chloride.
(d) Calcium hydroxide.
Option a – Calcium oxide
Tooth enamel is made up of which one of the following calcium compounds?
(a) Calcium carbonate.
(b) Calcium sulfate.
(c) Calcium hydroxide.
(d) Calcium phosphate.
Option d – Calcium phosphate
What is formed when Magnesium is burnt?
(a) Baking Soda.
(b) Calcium Carbonate.
(c) Ash.
(d) Vinegar.
Option c – Ash
Which of the following metals is the most reactive metal?
(a) Copper.
(b) Calcium.
(c) Iron.
(d) Zinc.
Option b – Calcium
Which of the following metals is the heaviest?
(a) Iron.
(b) Silver.
(c) Nickel.
(d) Osmium.
Option d – Osmium
Mercury is a
(a) solid metal.
(b) liquid metal.
(c) solid non-metal.
(d) liquid non-metal.
Option b – liquid metal
The rusting of an iron nail
(a) decreases its weight.
(b) increases its weight.
(c) does not affect weight but iron is oxidized.
(d) does not affect weight but iron is reduced.
Option b – increases its weight
Food cans are coated with tin but not with zinc because
(a) zinc is costlier than tin.
(b) zinc has a higher melting point than tin.
(c) zinc is more reactive than tin.
(d) tin is more reactive than zinc.
Option c – zinc is more reactive than tin
Which among the following elements comes under metalloids?
(a) Germanium.
(b) Zinc.
(c) Silver.
(d) Gold.
Option a – Germanium
Which one among the following metals is used in fireworks to make a brilliant white light?
(a) Sodium.
(b) Magnesium.
(c) Aluminium.
(d) Silver.
Option d – Silver
Which of the following is the symbol of the metal that occurs in liquid form at ordinary temperature?
(a) K.
(b) Ag.
(c) Pb.
(d) Hg.
Option d – Hg
What is deposited on iron in the process of galvanization?
(a) Copper.
(b) Zinc.
(c) Tin.
(d) Aluminium.
Option b – Zinc
Which one of the following pairs of metals constitutes the lightest metal and the heaviest densest metal, respectively?
(a) Lithium and Mercury.
(b) Lithium and Osmium.
(c) Aluminium and Mercury.
(d) Aluminium and Osmium.
Option b – Lithium and Osmium
Corundum and Cryolite are important ores of which of the following metals?
(a) Silver.
(b) Iron.
(c) Aluminium.
(d) Tin.
Option c – Aluminium
Which of the following statements is correct?
(a) Gold and silver are not ductile.
(b) Phosphorus and nitrogen are ductile.
(c) Copper and platinum are ductile.
(d) Sulphur and phosphorus are sonorous.
Option c – Copper and platinum are ductile
Which one of the following colors is supplied by Sodium Chromate?
(a) Blue.
(b) Red.
(c) Green.
(d) Black.
Option b – Red
Which metal is generally used for coating brass utensils to prevent copper contamination?
(a) Tin.
(b) Zinc.
(c) Aluminium.
(d) Lead.
Option a – Tin
Which of the following metals remains in liquid form at room temperature?
(a) Cadmium.
(b) Mercury.
(c) Germanium.
(d) Tin.
Option b – Mercury
Which of the following reacts with water at a high rate?
(a) Li.
(b) K.
(c) Na.
(d) Rb.
Option d – Rb
Zinc is used to protect iron from corrosion because zinc is
(a) more electropositive than iron.
(b) cheaper than iron.
(c) a bluish-white metal
(d) a good conductor of heat and electricity.
Option a – more electropositive than iron
Which is used in storage batteries?
(a) Cu.
(b) Lead.
(c) Tin.
(d) Zinc.
Option c – Lead
Bronze is an alloy of:
(a) Copper and tin.
(b) Copper and zinc.
(c) Copper and iron.
(d) Iron and nickel.
Option a – Copper and tin
A substance acquired in the form of a brownish film on a piece of iron left in the open for some time is:
(a) Rust.
(b) Salt.
(c) Soil.
(d) Dust.
Option a – Rust
Stainless steel contains:
(a) Fe + Cr+ Ni.
(b) Fe+Ni+ Cu.
(c) Fe + Cr + Cu.
(d) Fe+ C + Ni.
Option a – Fe + Cr+ Ni
Constantan is an alloy of copper and:
(a) Iron.
(b) Nickel.
(c) Aluminium.
(d) Tin.
Option b – Nickel
Brass is a mixture of:
(a) Copper and zinc.
(b) Copper and tin.
(c) Copper, nickel, and zinc.
(d) Copper, aluminum, and magnesium.
Option a – Copper and zinc
Stainless steel is an alloy in which the following is added along with iron:
(a) Zinc.
(b) Chromium.
(c) Tin.
(d) Copper.
Option b – Chromium
Which pair of the following is of copper alloys?
(a) Brass and Invar.
(b) Bronze and Nichrome.
(c) Brass and Bronze.
(d) None of the above.
Option c – Brass and Bronze
Hard steel contains:
(a) 2 to 5% carbon.
(b) 0.5 to 1.5% carbon.
(c) 0.1 to 0.4% carbon.
(d) 0.01 to 0.04% carbon.
Option b – 0.5 to 1.5% carbon
German silver is an alloy of:
(a) Gold and silver.
(b) Copper and silver.
(c) Copper, zinc, and silver.
(d) Copper, zinc, and nickel.
Option d – Copper, zinc, and nickel
‘German silver’ is used to make decorative articles, coinage metal, ornaments, etc. The name is given because:
(a) It is an alloy of copper and contains silver as one of its components.
(b) Germans were the first to use silver.
(c) Its appearance is like silver.
(d) It is an alloy of silver.
Option c – Its appearance is like silver
Stainless steel does not rust because:
(a) Chromium and nickel combine with iron.
(b) Chromium forms an oxide layer and protects iron from rusting.
(c) Nickel present in it does not rust.
(d) Iron forms a hard chemical compound with chromium present in it.
Option b – Chromium forms an oxide layer and protects iron from rusting
Bronze is often used to make statues and medals, whereas brass is used in making utensils, scientific apparatus, and cartridges. Both brass and bronze are copper-containing alloys, yet they differ in their chemical composition for additionally containing:
(a) Zinc in brass and tin in bronze.
(b) Chromium in brass and nickel in bronze.
(c) Nickel in brass and tin in bronze.
(d) Iron in brass and nickel in bronze.
Option a – Zinc in brass and tin in bronze
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