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Start learning 50% faster. Sign in nowAmalgam : • Alloy obtained after mixing mercury with another metal is called Amalgam. • All metals but Iron, Platinum, Tungsten and Tantalum form Amalgam with mercury. • Siver and gold amalgams are used to fill tooth cavities in dentistry. • Metallic bonds (arising out of electrostatic forces) hold the metals together in amalgam. Mercury : Mercury is a transition metal present in period 6 and group 12 of the periodic table with 80 as the atomic number. • Mercury is the only metal, which is liquid at room temperature. • When placed in a tube meniscus of mercury is convex, opposite to concave meniscus of water. • It is used in clinical thermometers because of the property of its proportional expansion with increasing temperature. • Elemental mercury is toxic to living beings and Minamata disease is associated with its consumption.
____ is a milk process that makes milk more easily digested by those with a sensitive digestive system.
Out of 17 essential nutrients that are recognized by universally essential for growth & Development of plant which one of the following is Macronutrien...
ICAR- National Bureau of Animal Genetic Resources is situated at ___
For most of the cereal grains, moisture content for safe storage is
The law of limiting factors’ was proposed by
The gynoecium occupies the highest position while the other parts are situated below it. Which type of flower is that?
Which institution took over the role of the Planning Commission in 2014?
Which allelopathy type involves the release into the environment of compound that is toxic after chemical modification by micro-organisms?
Coconut belongs to the family
An area is considered drought stricken, when the annual rainfall is less than
