Liquid metal is - (1) Mercury (2) Sodium (3) Antimony (4) None

Liquid metal is - (1) Mercury (2) Sodium (3) Antimony (4) None
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(1) Mercury Explanation: Liquid metal consists of galliumcontaining alloys with very low melting points which are liquid at room temperature. The standard metal formerly is mercury.
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Which of the following is not used as a medium for high temperature heating ? (A) Dowtherm (B) Mercury (C) Liquid metal (e.g. molten sodium) (D) Fused salts (e.g., an eutectic mixture of 53% KNO3 , 40% NaNO2and 7% NaNO3 )

Description : Which of the following is not used as a medium for high temperature heating ? (A) Dowtherm (B) Mercury (C) Liquid metal (e.g. molten sodium) (D) Fused salts (e.g., an eutectic mixture of 53% KNO3 , 40% NaNO2and 7% NaNO3 )

Last Answer : (B) Mercury

Which of the following reactions involve NEITHER oxidation nor reduction? w) burning antimony in chlorine x) decomposition of potassium chlorate y) reaction of sodium with water z) reaction of potassium hydroxide with nitric acid

Description : Which of the following reactions involve NEITHER oxidation nor reduction? w) burning antimony in chlorine x) decomposition of potassium chlorate y) reaction of sodium with water z) reaction of potassium hydroxide with nitric acid

Last Answer : ANSWER: Z -- REACTION OF POTASSIUM HYDROXIDE WITH NITRIC ACID  

Solder metal is an alloy of – (1) lead and tin (2) lead and antimony (3) copper and zinc (4) copper and tin

Description : Solder metal is an alloy of – (1) lead and tin (2) lead and antimony (3) copper and zinc (4) copper and tin

Last Answer : (1) lead and tin Explanation: A solder is a fusible metal alloy of tin and lead with a melting point or melting range of 90 to 450°C, used in a process called soldering where it is melted to jain metallic surfaces. It is especially useful in electronics and plumbing.

The metal, used to galvanise iron to protect it from rusting is - (1) Zine (2) Chromium (3) Lead (4) Antimony

Description : The metal, used to galvanise iron to protect it from rusting is - (1) Zine (2) Chromium (3) Lead (4) Antimony

Last Answer : (1) Zine Explanation: Galvanization is the process of applying a protective zinc coating to steel or iron, in order to prevent rusting. Although galvanization can be done with electrochemical and electro- ... is hot-dip galvanization, in which steel parts are submerged in a bath of molten zinc.

Type metal used in printing press is an alloy of - (1) lead and copper (2) lead and antimony (3) lead and bismuth (4) lead and zinc

Description : Type metal used in printing press is an alloy of - (1) lead and copper (2) lead and antimony (3) lead and bismuth (4) lead and zinc

Last Answer : (2) lead and antimony Explanation: Lead and antimony are used to make type metals alloy. These type metals are used to make the character produced durable and tough.

Type metal used in printing press is an alloy of – (1) lead and copper (2) lead and antimony (3) lead and bismuth (4) lead and zinc

Description : Type metal used in printing press is an alloy of – (1) lead and copper (2) lead and antimony (3) lead and bismuth (4) lead and zinc

Last Answer : (2) lead and antimony Explanation: In printing, type metal (sometimes called hot metal) refers to the metal alloys used in traditional type founding and hot metal typesetting. Lead is the main ... make castings with sharp details because molten lead shrinks and sags when it cools to a solid.

The common alloy, babbit metal, which is composed of tin, antimony, and copper, is best known for its use in: w) magnets x) bearings y) dental fillings z) drinking vessels

Description : The common alloy, babbit metal, which is composed of tin, antimony, and copper, is best known for its use in: w) magnets x) bearings y) dental fillings z) drinking vessels

Last Answer : ANSWER: X -- BEARINGS

Solder metal is an alloy of (1) lead and tin (2) lead and antimony (3) copper and zinc (4) copper and tin

Description : Solder metal is an alloy of (1) lead and tin (2) lead and antimony (3) copper and zinc (4) copper and tin

Last Answer : lead and tin

The metal, used to galvanise iron to protect it from rusting is (1) Zinc (2) Chromium (3) Lead (4) Antimony

Description : The metal, used to galvanise iron to protect it from rusting is (1) Zinc (2) Chromium (3) Lead (4) Antimony

Last Answer : Zinc

Type metal used in printing press is an alloy of (1) lead and copper (2) lead and antimony (3) lead and bismuth (4) lead and zinc

Description : Type metal used in printing press is an alloy of (1) lead and copper (2) lead and antimony (3) lead and bismuth (4) lead and zinc

Last Answer :  lead and antimony

Which one of the following elements exists in liquid state at room temperature? (1) Mercury (2) Lead (3) Sodium (4) Calcium

Description : Which one of the following elements exists in liquid state at room temperature? (1) Mercury (2) Lead (3) Sodium (4) Calcium

Last Answer : (1) Mercury Explanation: Mercury is a dense, silvery dblock element. It is the only metal that is liquid at standard conditions for temperature and pressure.

Pick out the wrong statement. (A) Hard glass which is used for making laboratory glass wares is a mixture of sodium borosilicate and aluminium borosilicate (B) Glass is decolorized during its manufacture by adding antimony oxide, manganese dioxide or arsenic oxide (C) Ordinary glass is represented chemically by Na2O . CaO . 6SiO2 (D) Red color is imparted to glass by addition of arsenic oxide

Description : Pick out the wrong statement. (A) Hard glass which is used for making laboratory glass wares is a mixture of sodium borosilicate and aluminium borosilicate (B) Glass is decolorized during its manufacture by ... Na2O . CaO . 6SiO2 (D) Red color is imparted to glass by addition of arsenic oxide

Last Answer : (D) Red color is imparted to glass by addition of arsenic oxide

Which among the following is liquid non-metal? (1) Mercury (2) Bromine (3) Water (4) Alcohol

Description : Which among the following is liquid non-metal? (1) Mercury (2) Bromine (3) Water (4) Alcohol

Last Answer : (2) Bromine Explanation: Bromine, a non-metal of halogen group, is found in liquid state. Mercury is a metal. Water and alcohol are compounds

Mercury is a – (1) solid metal (2) liquid metal (3) solid non-metal (4) liquid non-metal

Description : Mercury is a – (1) solid metal (2) liquid metal (3) solid non-metal (4) liquid non-metal

Last Answer : (2) liquid metal Explanation: A heavy, silvery d-block element, Mercury is the only metal that is liquid at standard conditions for temperature and pressure; the only other element that is liquid under these ... of 356.73 °C, mercury has one of the narrowest ranges of its liquid state of any metal.

At room temperature, the metal that remains liquid is: (1) Mercury (2) Platinum (3) Lead (4) Zinc

Description : At room temperature, the metal that remains liquid is: (1) Mercury (2) Platinum (3) Lead (4) Zinc

Last Answer : (1) Mercury Explanation: Mercury is the only metal that is a liquid at normal temperatures and pressure. At room temperatureand pressure, mercury neither readily share valence electrons with other atoms nor ... Infact, mercury is the only metal that doesn't form diatomic molecules in the has phase.

Which among the following is liquid non-metal ? (1) Mercury (2) Bromine (3) Water (4) Alcohol

Description : Which among the following is liquid non-metal ? (1) Mercury (2) Bromine (3) Water (4) Alcohol

Last Answer : Bromine

Mercury is a : (1) solid metal (2) liquid metal (3) solid non-metal (4) liquid non-metal

Description : Mercury is a : (1) solid metal (2) liquid metal (3) solid non-metal (4) liquid non-metal

Last Answer : liquid metal

Which of the following statements about the physical properties of metal is not correct? (a) All metals are solid except mercury (b) Most metals are hard except sodium and potassium (c) Metals are not malleable (d) Most metals are ductile

Description : Which of the following statements about the physical properties of metal is not correct? (a) All metals are solid except mercury (b) Most metals are hard except sodium and potassium (c) Metals are not malleable (d) Most metals are ductile

Last Answer : Ans:(c)

Which is the most commonly used molten metal for cooling of nuclear reactors? (A) Calcium (B) Sodium (C) Mercury (D) Zinc

Description : Which is the most commonly used molten metal for cooling of nuclear reactors? (A) Calcium (B) Sodium (C) Mercury (D) Zinc

Last Answer : (B) Sodium

Which of the following liquid metals has the highest thermal conductivity? (A) Molten sodium (B) Molten lead (C) Mercury (D) Molten potassium

Description : Which of the following liquid metals has the highest thermal conductivity? (A) Molten sodium (B) Molten lead (C) Mercury (D) Molten potassium

Last Answer : (A) Molten sodium

A steel ball floats on mercury because (a) mercury does not allow any metallic ball to sink in it (b) mercury is also a metal in the liquid form (c) the density of mercury is higher than that of steel (d) a steel ball can be made to float on any liquid by suitable adjustment

Description : A steel ball floats on mercury because (a) mercury does not allow any metallic ball to sink in it (b) mercury is also a metal in the liquid form (c) the density of mercury is higher than that of steel (d) a steel ball can be made to float on any liquid by suitable adjustment

Last Answer : Ans:(c)

Consider the following statements: 1. Mercury metal exists as a liquid at room temperature. 2. The property of metals by which they can be beaten into thin sheets is called malleability 3. Neutral fats such as butter and vegetable oils are mostly triglycerides. 4. The size of an atom is of the order of 10 - 15 m. The correct statements are: (a) 1, 2 and 4 only (b) 1, 3 and 4 only (c) 2, 3 and 4 only (d) 1, 2 and 3 only

Description : Consider the following statements: 1. Mercury metal exists as a liquid at room temperature. 2. The property of metals by which they can be beaten into thin sheets is called malleability 3. Neutral fats such as butter and vegetable oils ... b) 1, 3 and 4 only (c) 2, 3 and 4 only (d) 1, 2 and 3 only

Last Answer : Ans:(d)

__________ metal is liquid at room temperature . a) mercury b)iron c)copper d)silver

Description : __________ metal is liquid at room temperature . a) mercury b)iron c)copper d)silver

Last Answer : a) mercury

Which of the following is not a donor atom? (1) Phosphorus (2) Antimony (3) Arsenic (4) Aluminium

Description : Which of the following is not a donor atom? (1) Phosphorus (2) Antimony (3) Arsenic (4) Aluminium

Last Answer : (4) Aluminium Explanation: Aluminium is an acceptor atom, an impurity atom in a semiconductor, which can accept or take up one or more electrons from the crystal and become negatively charged. In semiconductor physics. It is a dopant atom that when added to a semiconductor can form a ptype region.

Brass is an alloy of - (1) Lead and tin (2) Zine and copper (3) Antimony, tin and lead (4) Zinc, tin and copper

Description : Brass is an alloy of - (1) Lead and tin (2) Zine and copper (3) Antimony, tin and lead (4) Zinc, tin and copper

Last Answer : (2) Zine and copper Explanation: Brass is an alloy of copper and zinc; the proportions of zinc and copper can be varied to create a range of brasses with varying properties. By comparison ... , including alloys with arsenic, phosphorus, aluminium, manganese, and silicon, are commonly termed "brome".

Which of the following is not a donor atom? (1) Phosphorus (2) Antimony (3) Arsenic (4) Aluminium

Description : Which of the following is not a donor atom? (1) Phosphorus (2) Antimony (3) Arsenic (4) Aluminium

Last Answer : (4) Aluminium Explanation: Aluminium is an acceptor atom, an impurity atom in a semiconductor, which can accept or take up one or more electrons from the crystal and become negatively charged.

The chemical symbol for antimony is: w) An x) Sn y) Sb z) At

Description : The chemical symbol for antimony is: w) An x) Sn y) Sb z) At

Last Answer : ANSWER: Y -- Sb

Which of the following is not a donor atom? (1) Phosphorus (2) Antimony (3) Arsenic (4) Aluminium

Description : Which of the following is not a donor atom? (1) Phosphorus (2) Antimony (3) Arsenic (4) Aluminium

Last Answer : Aluminium

Brass is an alloy of (1) Lead and tin (2) Zinc and copper (3) Antimony, tin and lead (4) Zinc, tin and copper

Description : Brass is an alloy of (1) Lead and tin (2) Zinc and copper (3) Antimony, tin and lead (4) Zinc, tin and copper

Last Answer : Zinc and copper

Which one of the following substances does not have a melting point? (1) Bromine (2) Sodium chloride (3) Mercury (4) Glass

Description : Which one of the following substances does not have a melting point? (1) Bromine (2) Sodium chloride (3) Mercury (4) Glass

Last Answer : (3) Mercury Explanation: The boiling point is the temperature at which a material changes from a liquid to a gas (boils) while the melting point is the temperature at which a material changes from a solid to a liquid (melts).

What is the most commonly used substance in fluorescent tubes? (1) Sodium oxide and argon (2) Sodium vapour and neon (3) Mercury vapour and argon (4) Mercury oxide and neon

Description : What is the most commonly used substance in fluorescent tubes? (1) Sodium oxide and argon (2) Sodium vapour and neon (3) Mercury vapour and argon (4) Mercury oxide and neon

Last Answer : (3) Mercury vapour and argon Explanation: A fluorescent lamp or fluorescent tube is a gas-discharge lamp that uses electricity to excite mercury vapour. it contains mercury vapour and ... A fluorescent lamp converts electrical power into useful light more efficiently than an incandescent lamp.

What is the most commonly used substance in fluorescent tubes? (1) Sodium oxide and argon (2) Sodium vapour and neon (3) Mercury vapour and argon (4) Mercury oxide and neon

Description : What is the most commonly used substance in fluorescent tubes? (1) Sodium oxide and argon (2) Sodium vapour and neon (3) Mercury vapour and argon (4) Mercury oxide and neon

Last Answer : Mercury vapour and argon

Sodium metal is kept under which liquid

Description : Sodium metal is kept under which liquid

Last Answer : Kerosene

Which of the following reactors is operated at high neutron flux and low power level? (A) Breeder reactor (B) Research reactor (C) Heterogeneous reactor (D) Liquid metal (e.g., molten sodium) cooled reactor

Description : Which of the following reactors is operated at high neutron flux and low power level? (A) Breeder reactor (B) Research reactor (C) Heterogeneous reactor (D) Liquid metal (e.g., molten sodium) cooled reactor

Last Answer : (B) Research reactor

Liquid metal (e.g., molten sodium) is preferred as a coolant in case of a/an __________ reactor. (A) Homogeneous (B) Graphite moderated (C) Fast breeder (D) Enriched uranium (3% U-235) fuelled

Description : Liquid metal (e.g., molten sodium) is preferred as a coolant in case of a/an __________ reactor. (A) Homogeneous (B) Graphite moderated (C) Fast breeder (D) Enriched uranium (3% U-235) fuelled

Last Answer : (C) Fast breeder

The type of pump used for the recirculation of molten sodium coolant in liquid metal cooled reactor is a/an __________ pump. (A) Electromagnetic (B) Reciprocating (C) Centrifugal (D) Volute

Description : The type of pump used for the recirculation of molten sodium coolant in liquid metal cooled reactor is a/an __________ pump. (A) Electromagnetic (B) Reciprocating (C) Centrifugal (D) Volute

Last Answer : (A) Electromagnetic

Which of the following is the lightest metal? (1) Mercury (2) Silver (3) Lithiu (4) Lead

Description : Which of the following is the lightest metal? (1) Mercury (2) Silver (3) Lithiu (4) Lead

Last Answer : (3) Lithium Explanation: The lightest or least dense metal that is a pure element is lithium, which has a density of 0.534 g/cm3. This makes lithium nearly half as dense as water, so if lithium was not so reactive, a chunk of the metal would float on water.

Which metal is heaviest - (1) osmium (2) mercury (3) iron (4) nickel

Description : Which metal is heaviest - (1) osmium (2) mercury (3) iron (4) nickel

Last Answer : (1) osmium Explanation: I assume by "heaviest," you mean "densest;" in that case, the densest chemical element is osmium (which is a metal). Osmium has a density of around 22 grams per cubic centimeter.

A COPPER strip is placed in one compartment of a voltaic cell and a wire connects this strip to a piece of metal in the other compartment through a voltmeter. If the voltmeter reads zero, the other piece of metal is: w) zinc x) mercury y) silver z) copper

Description : A COPPER strip is placed in one compartment of a voltaic cell and a wire connects this strip to a piece of metal in the other compartment through a voltmeter. If the voltmeter reads zero, the other piece of metal is: w) zinc x) mercury y) silver z) copper

Last Answer : ANSWER: Z -- COPPER

The metal chiefly used for galvanising iron is : (1) Zinc (2) Mercury (3) Cadmium (4) Tin

Description : The metal chiefly used for galvanising iron is : (1) Zinc (2) Mercury (3) Cadmium (4) Tin 

Last Answer : Zinc

Which of the following is a supercooled liquid? (1) Ice Cream (2) Teflon (3) Glass (4) Mercury

Description : Which of the following is a supercooled liquid? (1) Ice Cream (2) Teflon (3) Glass (4) Mercury

Last Answer : (3) Glass Explanation: Most of us think as glass as a solid material, but it is actually a super cooled liquid. Molecular units have a disordered arrangement yet still have sufficient ... Middle East, approximately during the third millennium BC. Early uses were primarily for vessels or decoration.

Which of the following is a supercooled liquid ? (1) Ice Cream (2) Teflon (3) Glass (4) Mercury

Description : Which of the following is a supercooled liquid ? (1) Ice Cream (2) Teflon (3) Glass (4) Mercury

Last Answer : Glass

What are the signals of Antimony ?

Description : What are the signals of Antimony ?

Last Answer : Sb Antimony signal

What is the CAS number of antimony?

Description : What is the CAS number of antimony?

Last Answer : 7440-36-0 is the CAS number of antimony.

Are tin and antimony in the same group?

Description : Are tin and antimony in the same group?

Last Answer : No. They are in groups 14 and 15 respectively. They are both inthe same period.

What is the chemical formula for antimony (III) phosphate?

Description : What is the chemical formula for antimony (III) phosphate?

Last Answer : Need answer

Are tin and antimony in the same group?

Description : Are tin and antimony in the same group?

Last Answer : No. They are in groups 14 and 15 respectively. They are both inthe same period.

The component of cartilage and cornea is (A) Keratosulphate (B) Chondroitin sulphate (C) Cadmium sulphate (D) Antimony sulphate

Description : The component of cartilage and cornea is (A) Keratosulphate (B) Chondroitin sulphate (C) Cadmium sulphate (D) Antimony sulphate

Last Answer : A

The part of a fuse that melts and opens the circuit is made of _____________. A. copper and antimony B. steel and babbitt C. aluminum or beryllium alloy D. zinc or an alloy of tin and lead

Description : The part of a fuse that melts and opens the circuit is made of _____________. A. copper and antimony B. steel and babbitt C. aluminum or beryllium alloy D. zinc or an alloy of tin and lead

Last Answer : Answer: D

The addition of antimony in tin-based alloys improves its (A) Rupture strength and hot hardness (B) Impact strength and bonding strength (C) Deformation resistance (D) Wear resistance

Description : The addition of antimony in tin-based alloys improves its (A) Rupture strength and hot hardness (B) Impact strength and bonding strength (C) Deformation resistance (D) Wear resistance

Last Answer : (C) Deformation resistance