BPSC (Bihar) Exam > BPSC (Bihar) Questions > Which among the following is also known as wh...
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Which among the following is also known as white metal?
- a)Rhodium
- b)Platinum
- c)Palladium
- d)Nickel
- e)None of the above/More than one of the above
Correct answer is option 'E'. Can you explain this answer?
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Which among the following is also known as white metal?a)Rhodiumb)Plat...
White metal
- White metals are an important category of metals used in various industrial applications, just as alloys are.
- In its most basic form, white metal is an alloy of Lead and Lithium, or other metals like cadmium, bismuth, and zinc.
- The term “white metals” are generally used to describe a series of metal alloys with decorative brightness and is mostly used as a base for plated silverware, ornaments, or novelties.
- White metal is an alloy of Lead and Lithium metal.
- White metal bearings are used in motor engines.
Note: As per the official answer key the correct answer given is option E
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Which among the following is also known as white metal?a)Rhodiumb)Plat...
White Metal - Rhodium, Platinum, Palladium, Nickel
Rhodium, Platinum, Palladium, and Nickel are all metals that are commonly referred to as white metals. These metals share similar characteristics such as a shiny silver-white color and high resistance to corrosion, making them popular choices for various industrial applications. Let's take a closer look at each of these metals:
Rhodium:
- Rhodium is a rare, precious metal that belongs to the platinum group of metals.
- It is known for its high reflectance and resistance to tarnishing, making it a popular choice for coating jewelry and enhancing the luster of white gold.
- Rhodium is also used in catalytic converters in automobiles to reduce harmful emissions.
Platinum:
- Platinum is a dense, malleable metal that is highly valued for its durability and resistance to tarnishing.
- It is commonly used in jewelry, as well as in various industrial applications such as catalytic converters, electrical contacts, and medical devices.
- Platinum is also a popular choice for investment due to its rarity and stable market value.
Palladium:
- Palladium is a lustrous, silvery-white metal that is part of the platinum group of metals.
- It is known for its high melting point, corrosion resistance, and catalytic properties.
- Palladium is used in a wide range of applications, including jewelry making, electronics manufacturing, and automotive catalytic converters.
Nickel:
- Nickel is a silvery-white metal with a slight golden tinge that is commonly used in alloys to improve strength, corrosion resistance, and electrical conductivity.
- It is widely used in the production of stainless steel, nickel-cadmium batteries, and various industrial applications.
- Nickel is also used in coinage, electroplating, and as a catalyst in chemical reactions.
Rhodium, Platinum, Palladium, and Nickel are all metals that are commonly referred to as white metals. These metals share similar characteristics such as a shiny silver-white color and high resistance to corrosion, making them popular choices for various industrial applications. Let's take a closer look at each of these metals:
Rhodium:
- Rhodium is a rare, precious metal that belongs to the platinum group of metals.
- It is known for its high reflectance and resistance to tarnishing, making it a popular choice for coating jewelry and enhancing the luster of white gold.
- Rhodium is also used in catalytic converters in automobiles to reduce harmful emissions.
Platinum:
- Platinum is a dense, malleable metal that is highly valued for its durability and resistance to tarnishing.
- It is commonly used in jewelry, as well as in various industrial applications such as catalytic converters, electrical contacts, and medical devices.
- Platinum is also a popular choice for investment due to its rarity and stable market value.
Palladium:
- Palladium is a lustrous, silvery-white metal that is part of the platinum group of metals.
- It is known for its high melting point, corrosion resistance, and catalytic properties.
- Palladium is used in a wide range of applications, including jewelry making, electronics manufacturing, and automotive catalytic converters.
Nickel:
- Nickel is a silvery-white metal with a slight golden tinge that is commonly used in alloys to improve strength, corrosion resistance, and electrical conductivity.
- It is widely used in the production of stainless steel, nickel-cadmium batteries, and various industrial applications.
- Nickel is also used in coinage, electroplating, and as a catalyst in chemical reactions.
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Which among the following is also known as white metal?a)Rhodiumb)Platinumc)Palladiumd)Nickele)None of the above/More than one of the aboveCorrect answer is option 'E'. Can you explain this answer?
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