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Which of the following metals remain in liquid for under normal conditions?
The correct answer is Mercury. Mercury metal remains liquid at ambient normal temperature.
The correct answer is Mercury. Mercury metal remains liquid at ambient normal temperature.
See lessWhich of the following is the lightest metal?
So, lithium is the lightest metal in the periodic table.
So, lithium is the lightest metal in the periodic table.
See lessAmalgams are
Amalgams are alloys which contain mercury as one of the content, e.g., Zn amalgam is an alloy of Zn + Hg, Cd amalgam is an alloy of Cd + Hg etc.
Amalgams are alloys which contain mercury as one of the content, e.g., Zn amalgam is an alloy of Zn + Hg, Cd amalgam is an alloy of Cd + Hg etc.
See lessThe main constituents of pearls are
Pearls are made primarily of calcium carbonate, so they can be dissolved in vinegar. Calcium carbonate is susceptible to even a weak acid solution because the crystals react with the acetic acid in the vinegar to form calcium acetate and carbon dioxide.
Pearls are made primarily of calcium carbonate, so they can be dissolved in vinegar. Calcium carbonate is susceptible to even a weak acid solution because the crystals react with the acetic acid in the vinegar to form calcium acetate and carbon dioxide.
See lessWhich of the following is not an isotope of hydrogen?
Hydrogen has 3 main isotopes, protium deuterium and tritium having mass number 1, 2 and 3 respectively. In the given options, the one which is not an isotope of hydrogen is platinum.
Hydrogen has 3 main isotopes, protium deuterium and tritium having mass number 1, 2 and 3 respectively. In the given options, the one which is not an isotope of hydrogen is platinum.
See lessWater is a good solvent of ionic salts because
The correct answer is High Dipole moment. The high dipole moment property of water makes it a good solvent. A High dipole moment is simply the measure of net polarity in a molecule. Polar molecules exhibit a large difference in electrical charge (a positive end and a negative end), otherwise known aRead more
The correct answer is High Dipole moment. The high dipole moment property of water makes it a good solvent. A High dipole moment is simply the measure of net polarity in a molecule. Polar molecules exhibit a large difference in electrical charge (a positive end and a negative end), otherwise known as a dipole moment
See lessBell metal is an alloy of
Bells. Most commonly, as per its colloquial name, bell metal has been and is used for the casting of high-quality bells. The metal used is a high-tin alloy of copper and tin with approximately a 4:1 ratio of copper to tin (78% copper, 22% tin).
Bells. Most commonly, as per its colloquial name, bell metal has been and is used for the casting of high-quality bells. The metal used is a high-tin alloy of copper and tin with approximately a 4:1 ratio of copper to tin (78% copper, 22% tin).
See lessWhich metal pollute the air of a big city?
Complete answer: Lead is the metal which pollutes the air of big cities. Due to the usage of lead petroleum, when lead is emitted out, it causes damage to air, and is a major pollutant.
Complete answer: Lead is the metal which pollutes the air of big cities. Due to the usage of lead petroleum, when lead is emitted out, it causes damage to air, and is a major pollutant.
See lessWhich of the following does not contain a coinage metal?
Zinc is not considered a coinage metal, while gold is widely recognized as one. In summary, the only option that does not contain a coinage metal is option 'B' - Zinc and Gold.
Zinc is not considered a coinage metal, while gold is widely recognized as one. In summary, the only option that does not contain a coinage metal is option ‘B’ – Zinc and Gold.
See lessBalloons are filled with
Helium is lighter than air and it is a non-combustible gas so it used to fill balloons.
Helium is lighter than air and it is a non-combustible gas so it used to fill balloons.
See less