Which of the following metal occurs in free state -------? A. Lead (Answer) B. Iron C. Mercury D. Copper

Which of the following metal occurs in free state -------?

A. Lead (Answer)

B. Iron

C. Mercury

D. Copper
by

1 Answer

Answer :

A. Lead (Answer)
by

Related questions

Which of the following metals occurs in free state? (1) Copper (2) Iron (3) Zinc (4) Lead

Description : Which of the following metals occurs in free state? (1) Copper (2) Iron (3) Zinc (4) Lead

Last Answer : (4) Lead Explanation: A native metal is any metal that is found in its metallic form, either pure or as an alloy, in nature. Metals that can be found as native deposits singly and/ or in ... group, and the platinum group. The gold group consists of gold, copper, lead, aluminium, mercury, and silver

Which of the following metals occurs in free state ? (1) Copper (2) Iron (3) Zinc (4) Lead

Description : Which of the following metals occurs in free state ? (1) Copper (2) Iron (3) Zinc (4) Lead

Last Answer : Lead

Most hazardous metal pollutant of automobile exhausts is (a) mercury (b) cadmium (c) lead (d) copper.

Description : Most hazardous metal pollutant of automobile  exhausts is (a) mercury (b) cadmium (c) lead (d) copper.

Last Answer : (c) lead

Most hazardous metal pollutant of automobile exhausts is (a) mercury (b) cadmium (c) lead (d) copper.

Description : Most hazardous metal pollutant of automobile exhausts is (a) mercury (b) cadmium (c) lead (d) copper.

Last Answer : (c) lead

The best conductors of heat are A) Silver and Copper B) Lead and Mercury C) Iron and Tin D) Gold and Platinum

Description : The best conductors of heat are A) Silver and Copper B) Lead and Mercury C) Iron and Tin D) Gold and Platinum

Last Answer : A) Silver and Copper

Lead Storage batteries commonly contain ____. A. Copper B. Lead C. Iron D. Mercury

Description : Lead Storage batteries commonly contain ____. A. Copper B. Lead C. Iron D. Mercury

Last Answer : ANSWER: B

Storage batteries commonly contain ____. A. Copper B. Lead C. Iron D. Mercury

Description : Storage batteries commonly contain ____. A. Copper B. Lead C. Iron D. Mercury

Last Answer : ANSWER: B

Which one of the following metals is used to galvanise iron ? (1) Copper (2) Lead (3) Zinc (4) Mercury

Description : Which one of the following metals is used to galvanise iron ? (1) Copper (2) Lead (3) Zinc (4) Mercury

Last Answer : Zinc

__________ 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

The toxicity of which of the following heavy metals leads to Liver cirrhosis? A. Copper (Answer) B. Lead C. Mercury D. Zinc

Description : The toxicity of which of the following heavy metals leads to Liver cirrhosis? A. Copper (Answer) B. Lead C. Mercury D. Zinc

Last Answer : A. Copper (Answer)

Mercury is transported in metal containers made of (A) Aluminium (B) Iron (C) Lead (D) Nicke

Description : Mercury is transported in metal containers made of (A) Aluminium (B) Iron (C) Lead (D) Nicke

Last Answer : (B) Iron

Mercury is transported in metal containers made of (A) Aluminium (B) Iron (C) Lead (D) Nickel

Description : Mercury is transported in metal containers made of (A) Aluminium (B) Iron (C) Lead (D) Nickel

Last Answer : (B) Iron

Which is the heaviest metal? A. Iron B. Mercury C. Nickel D. Osmium (Answer)

Description : Which is the heaviest metal? A. Iron B. Mercury C. Nickel D. Osmium (Answer)

Last Answer : D. Osmium (Answer)

The metal used in storage batteries- (1) Iron (2) Copper (3) Lead (4) Zinc

Description : The metal used in storage batteries- (1) Iron (2) Copper (3) Lead (4) Zinc

Last Answer : (3) Lead Explanation: Commercially available batteries use a variety of metals and electrolytes. Anodes can be made of zinc, aluminum, lithium, cadmium, iron, metallic lead, lanthanide, or graphite

Babbitt metal (used for making bearings) comprises of (A) Mainly tin (85%) and lead (B) Saw dust and iron dust mixture (C) Zinc and aluminium (D) Copper and aluminium

Description : Babbitt metal (used for making bearings) comprises of (A) Mainly tin (85%) and lead (B) Saw dust and iron dust mixture (C) Zinc and aluminium (D) Copper and aluminium

Last Answer : (A) Mainly tin (85%) and lead

Which of the following metals contribute to to biomagnifications problem in the ecosystem? (1) Mercury (2) Chromium (3) (4) Copper (4) (4) Lead

Description : Which of the following metals contribute to to biomagnifications problem in the ecosystem? (1) Mercury (2) Chromium (3) (4) Copper (4) (4) Lead

Last Answer : (1) Mercury Explanation: Mercury causes biomagnification problem in the ecosystem.

The toxicity of which of the following heavy metals leads to liver cirrbosis? (1) Copper (2) Lead (3) Mercury (4) Zinc

Description : The toxicity of which of the following heavy metals leads to liver cirrbosis? (1) Copper (2) Lead (3) Mercury (4) Zinc

Last Answer : (1) Copper Explanation: Cirrhosis is a consequence of chronic liver disease characterized by replacement of liver tissue by fibrosis, scar tissue and regenerative nodules (lumps that occur as a result ... cause cirrhosis include Wilson's disease (which causes an accumulation of copper in the body).

The toxicity of which of the following heavy metals leads to liver cirrbosis? (1) Copper (2) Lead (3) Mercury (4) Zinc

Description : The toxicity of which of the following heavy metals leads to liver cirrbosis? (1) Copper (2) Lead (3) Mercury (4) Zinc

Last Answer : Copper

Which of the following metals contribute to to biomagnification problem in the ecosystem ? (1) Mercury (2) Chromium (4) Copper (4) Lead

Description : Which of the following metals contribute to to biomagnification problem in the ecosystem ? (1) Mercury (2) Chromium (4) Copper (4) Lead

Last Answer : Mercury

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

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 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.

A metallic alloy in which one of the constituent metal is __________, is called an amalgam. (A) Zinc (B) Mercury (C) Lead (D) Tin

Description : A metallic alloy in which one of the constituent metal is __________, is called an amalgam. (A) Zinc (B) Mercury (C) Lead (D) Tin

Last Answer : (B) Mercury

Which of the following metals can deposit copper from copper sulphate solution? (1) platinum (2) Mercury (3) Iron (4) Gold

Description : Which of the following metals can deposit copper from copper sulphate solution? (1) platinum (2) Mercury (3) Iron (4) Gold

Last Answer : (3) Iron Explanation: The iron displaces copper from its salt, to make iron sulfate solution and deposit a thin coating of metallic copper on the surface of the metal. In general, any metal higher than copper in the "electromotive series" will displace copper from copper sulfate solution.

Which of the following metals can deposit copper from copper sulphate solution ? (1) Platinum (2) Mercury (3) Iron (4) Gold

Description : Which of the following metals can deposit copper from copper sulphate solution ? (1) Platinum (2) Mercury (3) Iron (4) Gold 

Last Answer : Iron

If all bullets could not be removed from gun shot injury of a man, it may cause poisoning by – (1) Mercury (2) Lead (3) Iron (4) Arsenic

Description : If all bullets could not be removed from gun shot injury of a man, it may cause poisoning by – (1) Mercury (2) Lead (3) Iron (4) Arsenic

Last Answer : (2) Lead Explanation: Lead is used in building construction, lead-acid batteries, bullets and shot, weights, as part of solders, pewters, fusible alloys, and as a radiation shield. Lead has the ... Its four stable isotopes have 82 protons, a magic number in the nuclear shell model of atomic nuclei.

Minamata disease is a nervous disorder caused by eating fish, polluted with (1) Iron (2) Lead (3) Mercury (4) Nickel

Description : Minamata disease is a nervous disorder caused by eating fish, polluted with (1) Iron (2) Lead (3) Mercury (4) Nickel

Last Answer : (3) Mercury Explanation: Minamata disease is a neurological syndrome caused by severe mercury poisoning Symptoms include ataxia numbness in the hands and feet, general muscle weaknes narrowing of the field of vision and damage to hearing and speech.

If all bullets could not be removed from gun shot injury of a man, it may cause poisoning by (1) Mercury (2) Lead (3) Iron (4) Arsenic

Description : If all bullets could not be removed from gun shot injury of a man, it may cause poisoning by (1) Mercury (2) Lead (3) Iron (4) Arsenic

Last Answer : Lead

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.

Which metal is causing for Minamata disease - a) Iron b) Mercury c) Gold d) Silver

Description : Which metal is causing for Minamata disease - a) Iron b) Mercury c) Gold d) Silver

Last Answer : b) Mercury

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 metallic element is liquid at room temperature? A. Zinc B. Nickel C. Lead D. Mercury (Answer)

Description : Which metallic element is liquid at room temperature? A. Zinc B. Nickel C. Lead D. Mercury (Answer)

Last Answer : D. Mercury (Answer)

Magnalium is an alloy of-------? A. Magnesium and Lead B. Aluminium and Zinc C. Aluminium and Magnesium (Answer) D. Aluminium and Mercury

Description : Magnalium is an alloy of-------? A. Magnesium and Lead B. Aluminium and Zinc C. Aluminium and Magnesium (Answer) D. Aluminium and Mercury

Last Answer : C. Aluminium and Magnesium (Answer)

The metal used for making air crafts and rockets is – (1) Lead (2) Aluminium (3) Nickel (4) Copper

Description : The metal used for making air crafts and rockets is – (1) Lead (2) Aluminium (3) Nickel (4) Copper

Last Answer : (3) Nickel Explanation: Nickel-based super alloys are an unusual class of metallic materials with an exceptional combination of high temperature strength, toughness, and resistance to degradation in ... These materials are widely used in aircraft and power-generation turbines, rocket engines, etc.

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.

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 metal whose electrical conductivity is more, is – (1) copper (2) aluminium (3) silver (4) lead

Description : The metal whose electrical conductivity is more, is – (1) copper (2) aluminium (3) silver (4) lead

Last Answer : (3) silver Explanation: Copper ; 9% less conductive than silver: aluminium is 1 0% less conductive than copper; while steel is the least conductive among the given options. The most electrically conductive metal is silver.

White metal is an alloy of (A) Lead, tin and cadmium (B) Copper, tin and zinc (C) Copper and lead (D) None of these

Description : White metal is an alloy of (A) Lead, tin and cadmium (B) Copper, tin and zinc (C) Copper and lead (D) None of these

Last Answer : (D) None of these

Babbitt metal used for bearings is a _________base alloy. (A) Tin (B) Lead (C) Aluminium (D) Copper

Description : Babbitt metal used for bearings is a _________base alloy. (A) Tin (B) Lead (C) Aluminium (D) Copper

Last Answer : (A) Tin

Muntz metal is a/an alloys of (A) Magnesium & tin (B) Ferrous material (C) Lead & tin (D) Copper & zinc

Description : Muntz metal is a/an alloys of (A) Magnesium & tin (B) Ferrous material (C) Lead & tin (D) Copper & zinc

Last Answer : (D) Copper & zinc

Which of the following metal sheets is most effective in preventing dampness? (A) Copper sheets (B) Lead sheets (C) Aluminium sheets (D) All the above

Description : Which of the following metal sheets is most effective in preventing dampness? (A) Copper sheets (B) Lead sheets (C) Aluminium sheets (D) All the above

Last Answer : Answer: Option D

The metal used for making aircrafts and rockets is (1) Lead (2) Aluminium (3) Nickel (4) Copper

Description : The metal used for making aircrafts and rockets is (1) Lead (2) Aluminium (3) Nickel (4) Copper

Last Answer : Nickel

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

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

The metal whose electrical conductivity is more, is (1) copper (2) aluminium (3) silver (4) lead

Description : The metal whose electrical conductivity is more, is (1) copper (2) aluminium (3) silver (4) lead

Last Answer : silver

An electric bulb has a filament made of (a) Copper (b) Iron (c) Lead (d) Tungsten

Description : An electric bulb has a filament made of (a) Copper (b) Iron (c) Lead (d) Tungsten

Last Answer : Ans:(d)

What has the highest specific heat lead copper iron or granite?

Description : What has the highest specific heat lead copper iron or granite?

Last Answer : Definitely Granite because although copper, iron and lead all lack metabolism, causing granite to be the heaviest of the bunch.

Asbestos is formed of : (1) Calcium and Magnesium (2) Copper, Zinc and Manganese (3) Lead and Iron (4) Calcium and Zinc

Description : Asbestos is formed of : (1) Calcium and Magnesium (2) Copper, Zinc and Manganese (3) Lead and Iron (4) Calcium and Zinc

Last Answer : (1) Calcium and Magnesium Explanation: Pure and simple, asbestos is a group of naturally occurring minerals. It is composed of calcium and magnesium silicate. Asbestos occurs as veins in rocks and is mined from the ground, similar to coal.

Electric fuse is an alloy of – (1) tin and lead (2) zinc and lead (3) copper and iron (4) carbon and tin

Description : Electric fuse is an alloy of – (1) tin and lead (2) zinc and lead (3) copper and iron (4) carbon and tin

Last Answer : (1) tin and lead Explanation: Electric fuse is an alloy of tin and lead.