MSBTE Chemistry MCQ

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    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

    Quick Quiz

    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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